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Finding the Fourth Proportional to 110,840, 152,960.01 and 60,539

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Solution

The fourth proportional to 110,840, 152,960.01 and 60,539 is: 83,544.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,840 : 152,960.01 = 60,539 : x
  2. Step 2: Convert to fraction form
    110,840/152,960.01 = 60,539/x
  3. Step 3: Cross multiply
    110,840x = 152,960.01 × 60,539
  4. Step 4: Simplify right side
    110,840x = 9,260,046,045.39
  5. Step 5: Solve for x
    x = 9,260,046,045.39/110,840
  6. Step 6: Final answer
    x = 83,544.26

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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.