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Finding the Fourth Proportional to 110,165.07, 152,028.69 and 59,864.07

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Solution

The fourth proportional to 110,165.07, 152,028.69 and 59,864.07 is: 82,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,165.07 : 152,028.69 = 59,864.07 : x
  2. Step 2: Convert to fraction form
    110,165.07/152,028.69 = 59,864.07/x
  3. Step 3: Cross multiply
    110,165.07x = 152,028.69 × 59,864.07
  4. Step 4: Simplify right side
    110,165.07x = 9,101,056,140.17
  5. Step 5: Solve for x
    x = 9,101,056,140.17/110,165.07
  6. Step 6: Final answer
    x = 82,612.90

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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.