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Finding the Fourth Proportional to 113,732.28, 170,598.42 and 30,626.28

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Solution

The fourth proportional to 113,732.28, 170,598.42 and 30,626.28 is: 45,939.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,732.28 : 170,598.42 = 30,626.28 : x
  2. Step 2: Convert to fraction form
    113,732.28/170,598.42 = 30,626.28/x
  3. Step 3: Cross multiply
    113,732.28x = 170,598.42 × 30,626.28
  4. Step 4: Simplify right side
    113,732.28x = 5,224,794,978.48
  5. Step 5: Solve for x
    x = 5,224,794,978.48/113,732.28
  6. Step 6: Final answer
    x = 45,939.42

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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.