Home / 71,542.61-107,316.23-35,984.53

Finding the Fourth Proportional to 71,542.61, 107,316.23 and 35,984.53

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Solution

The fourth proportional to 71,542.61, 107,316.23 and 35,984.53 is: 53,977.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,542.61 : 107,316.23 = 35,984.53 : x
  2. Step 2: Convert to fraction form
    71,542.61/107,316.23 = 35,984.53/x
  3. Step 3: Cross multiply
    71,542.61x = 107,316.23 × 35,984.53
  4. Step 4: Simplify right side
    71,542.61x = 3,861,723,381.42
  5. Step 5: Solve for x
    x = 3,861,723,381.42/71,542.61
  6. Step 6: Final answer
    x = 53,977.95

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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.