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Finding the Fourth Proportional to 71,124.33, 106,753.46 and 36,089.13

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Solution

The fourth proportional to 71,124.33, 106,753.46 and 36,089.13 is: 54,167.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,124.33 : 106,753.46 = 36,089.13 : x
  2. Step 2: Convert to fraction form
    71,124.33/106,753.46 = 36,089.13/x
  3. Step 3: Cross multiply
    71,124.33x = 106,753.46 × 36,089.13
  4. Step 4: Simplify right side
    71,124.33x = 3,852,639,315.44
  5. Step 5: Solve for x
    x = 3,852,639,315.44/71,124.33
  6. Step 6: Final answer
    x = 54,167.67

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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.