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Finding the Fourth Proportional to 110,812.92, 152,921.28 and 60,511.92

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Solution

The fourth proportional to 110,812.92, 152,921.28 and 60,511.92 is: 83,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,812.92 : 152,921.28 = 60,511.92 : x
  2. Step 2: Convert to fraction form
    110,812.92/152,921.28 = 60,511.92/x
  3. Step 3: Cross multiply
    110,812.92x = 152,921.28 × 60,511.92
  4. Step 4: Simplify right side
    110,812.92x = 9,253,560,261.66
  5. Step 5: Solve for x
    x = 9,253,560,261.66/110,812.92
  6. Step 6: Final answer
    x = 83,506.15

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1.5x scale

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.