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Finding the Fourth Proportional to 110,542, 152,549.04 and 60,242.08

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Solution

The fourth proportional to 110,542, 152,549.04 and 60,242.08 is: 83,134.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,542 : 152,549.04 = 60,242.08 : x
  2. Step 2: Convert to fraction form
    110,542/152,549.04 = 60,242.08/x
  3. Step 3: Cross multiply
    110,542x = 152,549.04 × 60,242.08
  4. Step 4: Simplify right side
    110,542x = 9,189,871,471.60
  5. Step 5: Solve for x
    x = 9,189,871,471.60/110,542
  6. Step 6: Final answer
    x = 83,134.66

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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.