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Finding the Fourth Proportional to 171,119.88, 256,705.20 and 58,829.04

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Solution

The fourth proportional to 171,119.88, 256,705.20 and 58,829.04 is: 88,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,119.88 : 256,705.20 = 58,829.04 : x
  2. Step 2: Convert to fraction form
    171,119.88/256,705.20 = 58,829.04/x
  3. Step 3: Cross multiply
    171,119.88x = 256,705.20 × 58,829.04
  4. Step 4: Simplify right side
    171,119.88x = 15,101,720,479.01
  5. Step 5: Solve for x
    x = 15,101,720,479.01/171,119.88
  6. Step 6: Final answer
    x = 88,252.29

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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.