Home / 67,631.22-93,334.50-38,955.24

Finding the Fourth Proportional to 67,631.22, 93,334.50 and 38,955.24

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Solution

The fourth proportional to 67,631.22, 93,334.50 and 38,955.24 is: 53,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,631.22 : 93,334.50 = 38,955.24 : x
  2. Step 2: Convert to fraction form
    67,631.22/93,334.50 = 38,955.24/x
  3. Step 3: Cross multiply
    67,631.22x = 93,334.50 × 38,955.24
  4. Step 4: Simplify right side
    67,631.22x = 3,635,867,847.78
  5. Step 5: Solve for x
    x = 3,635,867,847.78/67,631.22
  6. Step 6: Final answer
    x = 53,760.20

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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.