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Finding the Fourth Proportional to 171,293.12, 256,875.84 and 58,941.92

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Solution

The fourth proportional to 171,293.12, 256,875.84 and 58,941.92 is: 88,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,293.12 : 256,875.84 = 58,941.92 : x
  2. Step 2: Convert to fraction form
    171,293.12/256,875.84 = 58,941.92/x
  3. Step 3: Cross multiply
    171,293.12x = 256,875.84 × 58,941.92
  4. Step 4: Simplify right side
    171,293.12x = 15,140,755,211.21
  5. Step 5: Solve for x
    x = 15,140,755,211.21/171,293.12
  6. Step 6: Final answer
    x = 88,390.91

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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.