Home / 49,000.40-73,306.20-42,498.80

Finding the Fourth Proportional to 49,000.40, 73,306.20 and 42,498.80

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Solution

The fourth proportional to 49,000.40, 73,306.20 and 42,498.80 is: 63,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,000.40 : 73,306.20 = 42,498.80 : x
  2. Step 2: Convert to fraction form
    49,000.40/73,306.20 = 42,498.80/x
  3. Step 3: Cross multiply
    49,000.40x = 73,306.20 × 42,498.80
  4. Step 4: Simplify right side
    49,000.40x = 3,115,425,532.56
  5. Step 5: Solve for x
    x = 3,115,425,532.56/49,000.40
  6. Step 6: Final answer
    x = 63,579.59

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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.