Home / 49,000.38-73,442.25-34,128.78

Finding the Fourth Proportional to 49,000.38, 73,442.25 and 34,128.78

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Solution

The fourth proportional to 49,000.38, 73,442.25 and 34,128.78 is: 51,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,000.38 : 73,442.25 = 34,128.78 : x
  2. Step 2: Convert to fraction form
    49,000.38/73,442.25 = 34,128.78/x
  3. Step 3: Cross multiply
    49,000.38x = 73,442.25 × 34,128.78
  4. Step 4: Simplify right side
    49,000.38x = 2,506,494,392.96
  5. Step 5: Solve for x
    x = 2,506,494,392.96/49,000.38
  6. Step 6: Final answer
    x = 51,152.55

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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.