Home / 67,514.92-93,147.78-39,210.28

Finding the Fourth Proportional to 67,514.92, 93,147.78 and 39,210.28

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Solution

The fourth proportional to 67,514.92, 93,147.78 and 39,210.28 is: 54,096.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,514.92 : 93,147.78 = 39,210.28 : x
  2. Step 2: Convert to fraction form
    67,514.92/93,147.78 = 39,210.28/x
  3. Step 3: Cross multiply
    67,514.92x = 93,147.78 × 39,210.28
  4. Step 4: Simplify right side
    67,514.92x = 3,652,350,535.18
  5. Step 5: Solve for x
    x = 3,652,350,535.18/67,514.92
  6. Step 6: Final answer
    x = 54,096.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.