Home / 74,177.28-111,232.64-44,205.66

Finding the Fourth Proportional to 74,177.28, 111,232.64 and 44,205.66

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Solution

The fourth proportional to 74,177.28, 111,232.64 and 44,205.66 is: 66,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,177.28 : 111,232.64 = 44,205.66 : x
  2. Step 2: Convert to fraction form
    74,177.28/111,232.64 = 44,205.66/x
  3. Step 3: Cross multiply
    74,177.28x = 111,232.64 × 44,205.66
  4. Step 4: Simplify right side
    74,177.28x = 4,917,112,264.74
  5. Step 5: Solve for x
    x = 4,917,112,264.74/74,177.28
  6. Step 6: Final answer
    x = 66,288.66

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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.