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Finding the Fourth Proportional to 178,957.80, 268,436.70 and 60,600.60

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Solution

The fourth proportional to 178,957.80, 268,436.70 and 60,600.60 is: 90,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,957.80 : 268,436.70 = 60,600.60 : x
  2. Step 2: Convert to fraction form
    178,957.80/268,436.70 = 60,600.60/x
  3. Step 3: Cross multiply
    178,957.80x = 268,436.70 × 60,600.60
  4. Step 4: Simplify right side
    178,957.80x = 16,267,425,082.02
  5. Step 5: Solve for x
    x = 16,267,425,082.02/178,957.80
  6. Step 6: Final answer
    x = 90,900.90

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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.