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Finding the Fourth Proportional to 170,747.80, 256,121.70 and 59,925.40

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Solution

The fourth proportional to 170,747.80, 256,121.70 and 59,925.40 is: 89,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,747.80 : 256,121.70 = 59,925.40 : x
  2. Step 2: Convert to fraction form
    170,747.80/256,121.70 = 59,925.40/x
  3. Step 3: Cross multiply
    170,747.80x = 256,121.70 × 59,925.40
  4. Step 4: Simplify right side
    170,747.80x = 15,348,195,321.18
  5. Step 5: Solve for x
    x = 15,348,195,321.18/170,747.80
  6. Step 6: Final answer
    x = 89,888.10

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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.