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Finding the Fourth Proportional to 110,731.27, 152,809.11 and 60,430.27

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Solution

The fourth proportional to 110,731.27, 152,809.11 and 60,430.27 is: 83,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,731.27 : 152,809.11 = 60,430.27 : x
  2. Step 2: Convert to fraction form
    110,731.27/152,809.11 = 60,430.27/x
  3. Step 3: Cross multiply
    110,731.27x = 152,809.11 × 60,430.27
  4. Step 4: Simplify right side
    110,731.27x = 9,234,295,775.76
  5. Step 5: Solve for x
    x = 9,234,295,775.76/110,731.27
  6. Step 6: Final answer
    x = 83,393.75

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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.