Home / 147,531.13-221,296.30-63,236.64

Finding the Fourth Proportional to 147,531.13, 221,296.30 and 63,236.64

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Solution

The fourth proportional to 147,531.13, 221,296.30 and 63,236.64 is: 94,854.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,531.13 : 221,296.30 = 63,236.64 : x
  2. Step 2: Convert to fraction form
    147,531.13/221,296.30 = 63,236.64/x
  3. Step 3: Cross multiply
    147,531.13x = 221,296.30 × 63,236.64
  4. Step 4: Simplify right side
    147,531.13x = 13,994,033,191.86
  5. Step 5: Solve for x
    x = 13,994,033,191.86/147,531.13
  6. Step 6: Final answer
    x = 94,854.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.