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Finding the Fourth Proportional to 63,959.19, 95,939.03 and 19,585.77

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Solution

The fourth proportional to 63,959.19, 95,939.03 and 19,585.77 is: 29,378.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,959.19 : 95,939.03 = 19,585.77 : x
  2. Step 2: Convert to fraction form
    63,959.19/95,939.03 = 19,585.77/x
  3. Step 3: Cross multiply
    63,959.19x = 95,939.03 × 19,585.77
  4. Step 4: Simplify right side
    63,959.19x = 1,879,039,677.67
  5. Step 5: Solve for x
    x = 1,879,039,677.67/63,959.19
  6. Step 6: Final answer
    x = 29,378.73

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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.