Home / 82,945.36-124,344.36-32,332.72

Finding the Fourth Proportional to 82,945.36, 124,344.36 and 32,332.72

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Solution

The fourth proportional to 82,945.36, 124,344.36 and 32,332.72 is: 48,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,945.36 : 124,344.36 = 32,332.72 : x
  2. Step 2: Convert to fraction form
    82,945.36/124,344.36 = 32,332.72/x
  3. Step 3: Cross multiply
    82,945.36x = 124,344.36 × 32,332.72
  4. Step 4: Simplify right side
    82,945.36x = 4,020,391,375.46
  5. Step 5: Solve for x
    x = 4,020,391,375.46/82,945.36
  6. Step 6: Final answer
    x = 48,470.36

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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.