Home / 97,654.50-146,242.89-88,188.20

Finding the Fourth Proportional to 97,654.50, 146,242.89 and 88,188.20

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Solution

The fourth proportional to 97,654.50, 146,242.89 and 88,188.20 is: 132,066.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,654.50 : 146,242.89 = 88,188.20 : x
  2. Step 2: Convert to fraction form
    97,654.50/146,242.89 = 88,188.20/x
  3. Step 3: Cross multiply
    97,654.50x = 146,242.89 × 88,188.20
  4. Step 4: Simplify right side
    97,654.50x = 12,896,897,231.90
  5. Step 5: Solve for x
    x = 12,896,897,231.90/97,654.50
  6. Step 6: Final answer
    x = 132,066.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.