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Finding the Fourth Proportional to 233,486.70, 350,230.05 and 75,713.10

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Solution

The fourth proportional to 233,486.70, 350,230.05 and 75,713.10 is: 113,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,486.70 : 350,230.05 = 75,713.10 : x
  2. Step 2: Convert to fraction form
    233,486.70/350,230.05 = 75,713.10/x
  3. Step 3: Cross multiply
    233,486.70x = 350,230.05 × 75,713.10
  4. Step 4: Simplify right side
    233,486.70x = 26,517,002,798.66
  5. Step 5: Solve for x
    x = 26,517,002,798.66/233,486.70
  6. Step 6: Final answer
    x = 113,569.65

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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.