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Finding the Fourth Proportional to 110,132.55, 151,986.03 and 62,385.88

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Solution

The fourth proportional to 110,132.55, 151,986.03 and 62,385.88 is: 86,094.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,132.55 : 151,986.03 = 62,385.88 : x
  2. Step 2: Convert to fraction form
    110,132.55/151,986.03 = 62,385.88/x
  3. Step 3: Cross multiply
    110,132.55x = 151,986.03 × 62,385.88
  4. Step 4: Simplify right side
    110,132.55x = 9,481,782,229.26
  5. Step 5: Solve for x
    x = 9,481,782,229.26/110,132.55
  6. Step 6: Final answer
    x = 86,094.28

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1.5x scale

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.