Home / 66,179.30-91,238.00-44,921.66

Finding the Fourth Proportional to 66,179.30, 91,238.00 and 44,921.66

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Solution

The fourth proportional to 66,179.30, 91,238.00 and 44,921.66 is: 61,931.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,179.30 : 91,238.00 = 44,921.66 : x
  2. Step 2: Convert to fraction form
    66,179.30/91,238.00 = 44,921.66/x
  3. Step 3: Cross multiply
    66,179.30x = 91,238.00 × 44,921.66
  4. Step 4: Simplify right side
    66,179.30x = 4,098,561,734.28
  5. Step 5: Solve for x
    x = 4,098,561,734.28/66,179.30
  6. Step 6: Final answer
    x = 61,931.18

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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.