Home / 124,896,583.80-187,344,875.70-112,173,492.60

Finding the Fourth Proportional to 124,896,583.80, 187,344,875.70 and 112,173,492.60

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Solution

The fourth proportional to 124,896,583.80, 187,344,875.70 and 112,173,492.60 is: 168,260,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,896,583.80 : 187,344,875.70 = 112,173,492.60 : x
  2. Step 2: Convert to fraction form
    124,896,583.80/187,344,875.70 = 112,173,492.60/x
  3. Step 3: Cross multiply
    124,896,583.80x = 187,344,875.70 × 112,173,492.60
  4. Step 4: Simplify right side
    124,896,583.80x = 21,015,129,027,981,868
  5. Step 5: Solve for x
    x = 21,015,129,027,981,868/124,896,583.80
  6. Step 6: Final answer
    x = 168,260,238.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.