Home / 71,377.20-98,548.65-63,799.25

Finding the Fourth Proportional to 71,377.20, 98,548.65 and 63,799.25

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Solution

The fourth proportional to 71,377.20, 98,548.65 and 63,799.25 is: 88,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,377.20 : 98,548.65 = 63,799.25 : x
  2. Step 2: Convert to fraction form
    71,377.20/98,548.65 = 63,799.25/x
  3. Step 3: Cross multiply
    71,377.20x = 98,548.65 × 63,799.25
  4. Step 4: Simplify right side
    71,377.20x = 6,287,329,465.77
  5. Step 5: Solve for x
    x = 6,287,329,465.77/71,377.20
  6. Step 6: Final answer
    x = 88,085.96

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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.