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Finding the Fourth Proportional to 110,565.61, 152,584.77 and 60,264.61

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Solution

The fourth proportional to 110,565.61, 152,584.77 and 60,264.61 is: 83,167.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,565.61 : 152,584.77 = 60,264.61 : x
  2. Step 2: Convert to fraction form
    110,565.61/152,584.77 = 60,264.61/x
  3. Step 3: Cross multiply
    110,565.61x = 152,584.77 × 60,264.61
  4. Step 4: Simplify right side
    110,565.61x = 9,195,461,655.99
  5. Step 5: Solve for x
    x = 9,195,461,655.99/110,565.61
  6. Step 6: Final answer
    x = 83,167.47

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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.