Home / 69,470.20-95,867.10-39,258.64

Finding the Fourth Proportional to 69,470.20, 95,867.10 and 39,258.64

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Solution

The fourth proportional to 69,470.20, 95,867.10 and 39,258.64 is: 54,175.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,470.20 : 95,867.10 = 39,258.64 : x
  2. Step 2: Convert to fraction form
    69,470.20/95,867.10 = 39,258.64/x
  3. Step 3: Cross multiply
    69,470.20x = 95,867.10 × 39,258.64
  4. Step 4: Simplify right side
    69,470.20x = 3,763,611,966.74
  5. Step 5: Solve for x
    x = 3,763,611,966.74/69,470.20
  6. Step 6: Final answer
    x = 54,175.92

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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.