Home / 60,191.75-90,288.08-15,818.43

Finding the Fourth Proportional to 60,191.75, 90,288.08 and 15,818.43

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Solution

The fourth proportional to 60,191.75, 90,288.08 and 15,818.43 is: 23,727.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,191.75 : 90,288.08 = 15,818.43 : x
  2. Step 2: Convert to fraction form
    60,191.75/90,288.08 = 15,818.43/x
  3. Step 3: Cross multiply
    60,191.75x = 90,288.08 × 15,818.43
  4. Step 4: Simplify right side
    60,191.75x = 1,428,215,712.86
  5. Step 5: Solve for x
    x = 1,428,215,712.86/60,191.75
  6. Step 6: Final answer
    x = 23,727.76

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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.