Home / 137,260.48-205,824.96-67,057.60

Finding the Fourth Proportional to 137,260.48, 205,824.96 and 67,057.60

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Solution

The fourth proportional to 137,260.48, 205,824.96 and 67,057.60 is: 100,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,260.48 : 205,824.96 = 67,057.60 : x
  2. Step 2: Convert to fraction form
    137,260.48/205,824.96 = 67,057.60/x
  3. Step 3: Cross multiply
    137,260.48x = 205,824.96 × 67,057.60
  4. Step 4: Simplify right side
    137,260.48x = 13,802,127,837.70
  5. Step 5: Solve for x
    x = 13,802,127,837.70/137,260.48
  6. Step 6: Final answer
    x = 100,554.27

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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.