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Finding the Fourth Proportional to 177,763.60, 266,645.40 and 160,560.40

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Solution

The fourth proportional to 177,763.60, 266,645.40 and 160,560.40 is: 240,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,763.60 : 266,645.40 = 160,560.40 : x
  2. Step 2: Convert to fraction form
    177,763.60/266,645.40 = 160,560.40/x
  3. Step 3: Cross multiply
    177,763.60x = 266,645.40 × 160,560.40
  4. Step 4: Simplify right side
    177,763.60x = 42,812,692,082.16
  5. Step 5: Solve for x
    x = 42,812,692,082.16/177,763.60
  6. Step 6: Final answer
    x = 240,840.60

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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.