Home / 84,932.32-127,449.68-29,567.20

Finding the Fourth Proportional to 84,932.32, 127,449.68 and 29,567.20

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Solution

The fourth proportional to 84,932.32, 127,449.68 and 29,567.20 is: 44,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,932.32 : 127,449.68 = 29,567.20 : x
  2. Step 2: Convert to fraction form
    84,932.32/127,449.68 = 29,567.20/x
  3. Step 3: Cross multiply
    84,932.32x = 127,449.68 × 29,567.20
  4. Step 4: Simplify right side
    84,932.32x = 3,768,330,178.50
  5. Step 5: Solve for x
    x = 3,768,330,178.50/84,932.32
  6. Step 6: Final answer
    x = 44,368.62

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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.