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Finding the Fourth Proportional to 170,251.38, 255,288.39 and 63,547.59

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Solution

The fourth proportional to 170,251.38, 255,288.39 and 63,547.59 is: 95,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,251.38 : 255,288.39 = 63,547.59 : x
  2. Step 2: Convert to fraction form
    170,251.38/255,288.39 = 63,547.59/x
  3. Step 3: Cross multiply
    170,251.38x = 255,288.39 × 63,547.59
  4. Step 4: Simplify right side
    170,251.38x = 16,222,961,939.48
  5. Step 5: Solve for x
    x = 16,222,961,939.48/170,251.38
  6. Step 6: Final answer
    x = 95,288.28

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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.