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Finding the Fourth Proportional to 110,186.25, 152,057.43 and 59,885.25

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Solution

The fourth proportional to 110,186.25, 152,057.43 and 59,885.25 is: 82,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,186.25 : 152,057.43 = 59,885.25 : x
  2. Step 2: Convert to fraction form
    110,186.25/152,057.43 = 59,885.25/x
  3. Step 3: Cross multiply
    110,186.25x = 152,057.43 × 59,885.25
  4. Step 4: Simplify right side
    110,186.25x = 9,105,997,209.91
  5. Step 5: Solve for x
    x = 9,105,997,209.91/110,186.25
  6. Step 6: Final answer
    x = 82,641.87

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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.