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Finding the Fourth Proportional to 170,745.60, 256,103.04 and 59,930.88

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Solution

The fourth proportional to 170,745.60, 256,103.04 and 59,930.88 is: 89,890.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,745.60 : 256,103.04 = 59,930.88 : x
  2. Step 2: Convert to fraction form
    170,745.60/256,103.04 = 59,930.88/x
  3. Step 3: Cross multiply
    170,745.60x = 256,103.04 × 59,930.88
  4. Step 4: Simplify right side
    170,745.60x = 15,348,480,557.88
  5. Step 5: Solve for x
    x = 15,348,480,557.88/170,745.60
  6. Step 6: Final answer
    x = 89,890.93

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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.