Home / 75,381.30-103,997.52-44,747.64

Finding the Fourth Proportional to 75,381.30, 103,997.52 and 44,747.64

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Solution

The fourth proportional to 75,381.30, 103,997.52 and 44,747.64 is: 61,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,381.30 : 103,997.52 = 44,747.64 : x
  2. Step 2: Convert to fraction form
    75,381.30/103,997.52 = 44,747.64/x
  3. Step 3: Cross multiply
    75,381.30x = 103,997.52 × 44,747.64
  4. Step 4: Simplify right side
    75,381.30x = 4,653,643,585.85
  5. Step 5: Solve for x
    x = 4,653,643,585.85/75,381.30
  6. Step 6: Final answer
    x = 61,734.72

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1.5x scale

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.