Home / 50,904.68-76,214.55-38,385.53

Finding the Fourth Proportional to 50,904.68, 76,214.55 and 38,385.53

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Solution

The fourth proportional to 50,904.68, 76,214.55 and 38,385.53 is: 57,470.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,904.68 : 76,214.55 = 38,385.53 : x
  2. Step 2: Convert to fraction form
    50,904.68/76,214.55 = 38,385.53/x
  3. Step 3: Cross multiply
    50,904.68x = 76,214.55 × 38,385.53
  4. Step 4: Simplify right side
    50,904.68x = 2,925,535,514.39
  5. Step 5: Solve for x
    x = 2,925,535,514.39/50,904.68
  6. Step 6: Final answer
    x = 57,470.86

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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.