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Finding the Fourth Proportional to 158,552.96, 218,772.28 and 94,010.27

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Solution

The fourth proportional to 158,552.96, 218,772.28 and 94,010.27 is: 129,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,552.96 : 218,772.28 = 94,010.27 : x
  2. Step 2: Convert to fraction form
    158,552.96/218,772.28 = 94,010.27/x
  3. Step 3: Cross multiply
    158,552.96x = 218,772.28 × 94,010.27
  4. Step 4: Simplify right side
    158,552.96x = 20,566,841,111.32
  5. Step 5: Solve for x
    x = 20,566,841,111.32/158,552.96
  6. Step 6: Final answer
    x = 129,715.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.