Home / 49,635.10-74,452.65-47,331.10

Finding the Fourth Proportional to 49,635.10, 74,452.65 and 47,331.10

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Solution

The fourth proportional to 49,635.10, 74,452.65 and 47,331.10 is: 70,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,635.10 : 74,452.65 = 47,331.10 : x
  2. Step 2: Convert to fraction form
    49,635.10/74,452.65 = 47,331.10/x
  3. Step 3: Cross multiply
    49,635.10x = 74,452.65 × 47,331.10
  4. Step 4: Simplify right side
    49,635.10x = 3,523,925,822.42
  5. Step 5: Solve for x
    x = 3,523,925,822.42/49,635.10
  6. Step 6: Final answer
    x = 70,996.65

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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.