Home / 54,233.28-80,980.75-47,854.98

Finding the Fourth Proportional to 54,233.28, 80,980.75 and 47,854.98

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Solution

The fourth proportional to 54,233.28, 80,980.75 and 47,854.98 is: 71,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,233.28 : 80,980.75 = 47,854.98 : x
  2. Step 2: Convert to fraction form
    54,233.28/80,980.75 = 47,854.98/x
  3. Step 3: Cross multiply
    54,233.28x = 80,980.75 × 47,854.98
  4. Step 4: Simplify right side
    54,233.28x = 3,875,332,171.64
  5. Step 5: Solve for x
    x = 3,875,332,171.64/54,233.28
  6. Step 6: Final answer
    x = 71,456.72

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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.