Home / 67,668.78-93,382.20-37,454.16

Finding the Fourth Proportional to 67,668.78, 93,382.20 and 37,454.16

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Solution

The fourth proportional to 67,668.78, 93,382.20 and 37,454.16 is: 51,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,668.78 : 93,382.20 = 37,454.16 : x
  2. Step 2: Convert to fraction form
    67,668.78/93,382.20 = 37,454.16/x
  3. Step 3: Cross multiply
    67,668.78x = 93,382.20 × 37,454.16
  4. Step 4: Simplify right side
    67,668.78x = 3,497,551,859.95
  5. Step 5: Solve for x
    x = 3,497,551,859.95/67,668.78
  6. Step 6: Final answer
    x = 51,686.34

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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.