Home / 103,296.66-155,010.53-44,132.78

Finding the Fourth Proportional to 103,296.66, 155,010.53 and 44,132.78

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Solution

The fourth proportional to 103,296.66, 155,010.53 and 44,132.78 is: 66,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,296.66 : 155,010.53 = 44,132.78 : x
  2. Step 2: Convert to fraction form
    103,296.66/155,010.53 = 44,132.78/x
  3. Step 3: Cross multiply
    103,296.66x = 155,010.53 × 44,132.78
  4. Step 4: Simplify right side
    103,296.66x = 6,841,045,618.17
  5. Step 5: Solve for x
    x = 6,841,045,618.17/103,296.66
  6. Step 6: Final answer
    x = 66,227.17

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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.