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Finding the Fourth Proportional to 110,332, 152,260.59 and 60,031

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Solution

The fourth proportional to 110,332, 152,260.59 and 60,031 is: 82,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,332 : 152,260.59 = 60,031 : x
  2. Step 2: Convert to fraction form
    110,332/152,260.59 = 60,031/x
  3. Step 3: Cross multiply
    110,332x = 152,260.59 × 60,031
  4. Step 4: Simplify right side
    110,332x = 9,140,355,478.29
  5. Step 5: Solve for x
    x = 9,140,355,478.29/110,332
  6. Step 6: Final answer
    x = 82,844.10

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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.