Home / 112,696.03-168,798.40-56,438.02

Finding the Fourth Proportional to 112,696.03, 168,798.40 and 56,438.02

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Solution

The fourth proportional to 112,696.03, 168,798.40 and 56,438.02 is: 84,534.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,696.03 : 168,798.40 = 56,438.02 : x
  2. Step 2: Convert to fraction form
    112,696.03/168,798.40 = 56,438.02/x
  3. Step 3: Cross multiply
    112,696.03x = 168,798.40 × 56,438.02
  4. Step 4: Simplify right side
    112,696.03x = 9,526,647,475.17
  5. Step 5: Solve for x
    x = 9,526,647,475.17/112,696.03
  6. Step 6: Final answer
    x = 84,534.01

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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.