Home / 94,618.20-141,927.30-90,010.20

Finding the Fourth Proportional to 94,618.20, 141,927.30 and 90,010.20

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Solution

The fourth proportional to 94,618.20, 141,927.30 and 90,010.20 is: 135,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,618.20 : 141,927.30 = 90,010.20 : x
  2. Step 2: Convert to fraction form
    94,618.20/141,927.30 = 90,010.20/x
  3. Step 3: Cross multiply
    94,618.20x = 141,927.30 × 90,010.20
  4. Step 4: Simplify right side
    94,618.20x = 12,774,904,658.46
  5. Step 5: Solve for x
    x = 12,774,904,658.46/94,618.20
  6. Step 6: Final answer
    x = 135,015.30

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Similar ratio
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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.