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Finding the Fourth Proportional to 170,735.72, 256,103.22 and 58,416.92

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Solution

The fourth proportional to 170,735.72, 256,103.22 and 58,416.92 is: 87,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,735.72 : 256,103.22 = 58,416.92 : x
  2. Step 2: Convert to fraction form
    170,735.72/256,103.22 = 58,416.92/x
  3. Step 3: Cross multiply
    170,735.72x = 256,103.22 × 58,416.92
  4. Step 4: Simplify right side
    170,735.72x = 14,960,761,314.48
  5. Step 5: Solve for x
    x = 14,960,761,314.48/170,735.72
  6. Step 6: Final answer
    x = 87,625.26

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1.5x scale

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.