Home / 60,489.28-90,326.24-49,417.84

Finding the Fourth Proportional to 60,489.28, 90,326.24 and 49,417.84

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Solution

The fourth proportional to 60,489.28, 90,326.24 and 49,417.84 is: 73,793.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,489.28 : 90,326.24 = 49,417.84 : x
  2. Step 2: Convert to fraction form
    60,489.28/90,326.24 = 49,417.84/x
  3. Step 3: Cross multiply
    60,489.28x = 90,326.24 × 49,417.84
  4. Step 4: Simplify right side
    60,489.28x = 4,463,727,676.12
  5. Step 5: Solve for x
    x = 4,463,727,676.12/60,489.28
  6. Step 6: Final answer
    x = 73,793.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.