Home / 50,348.30-75,457.85-42,542.73

Finding the Fourth Proportional to 50,348.30, 75,457.85 and 42,542.73

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Solution

The fourth proportional to 50,348.30, 75,457.85 and 42,542.73 is: 63,759.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,348.30 : 75,457.85 = 42,542.73 : x
  2. Step 2: Convert to fraction form
    50,348.30/75,457.85 = 42,542.73/x
  3. Step 3: Cross multiply
    50,348.30x = 75,457.85 × 42,542.73
  4. Step 4: Simplify right side
    50,348.30x = 3,210,182,726.22
  5. Step 5: Solve for x
    x = 3,210,182,726.22/50,348.30
  6. Step 6: Final answer
    x = 63,759.51

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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.