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Finding the Fourth Proportional to 117,182.72, 175,800.19 and 64,565.12

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Solution

The fourth proportional to 117,182.72, 175,800.19 and 64,565.12 is: 96,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,182.72 : 175,800.19 = 64,565.12 : x
  2. Step 2: Convert to fraction form
    117,182.72/175,800.19 = 64,565.12/x
  3. Step 3: Cross multiply
    117,182.72x = 175,800.19 × 64,565.12
  4. Step 4: Simplify right side
    117,182.72x = 11,350,560,363.37
  5. Step 5: Solve for x
    x = 11,350,560,363.37/117,182.72
  6. Step 6: Final answer
    x = 96,862.07

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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.