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Finding the Fourth Proportional to 170,752.79, 256,132.67 and 58,561.97

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Solution

The fourth proportional to 170,752.79, 256,132.67 and 58,561.97 is: 87,844.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,752.79 : 256,132.67 = 58,561.97 : x
  2. Step 2: Convert to fraction form
    170,752.79/256,132.67 = 58,561.97/x
  3. Step 3: Cross multiply
    170,752.79x = 256,132.67 × 58,561.97
  4. Step 4: Simplify right side
    170,752.79x = 14,999,633,603.83
  5. Step 5: Solve for x
    x = 14,999,633,603.83/170,752.79
  6. Step 6: Final answer
    x = 87,844.15

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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.