Home / 74,461.30-111,629.15-32,309.61

Finding the Fourth Proportional to 74,461.30, 111,629.15 and 32,309.61

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Solution

The fourth proportional to 74,461.30, 111,629.15 and 32,309.61 is: 48,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,461.30 : 111,629.15 = 32,309.61 : x
  2. Step 2: Convert to fraction form
    74,461.30/111,629.15 = 32,309.61/x
  3. Step 3: Cross multiply
    74,461.30x = 111,629.15 × 32,309.61
  4. Step 4: Simplify right side
    74,461.30x = 3,606,694,301.13
  5. Step 5: Solve for x
    x = 3,606,694,301.13/74,461.30
  6. Step 6: Final answer
    x = 48,437.17

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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.