Home / 178,728.06-268,082.64-45,600.24

Finding the Fourth Proportional to 178,728.06, 268,082.64 and 45,600.24

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Solution

The fourth proportional to 178,728.06, 268,082.64 and 45,600.24 is: 68,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,728.06 : 268,082.64 = 45,600.24 : x
  2. Step 2: Convert to fraction form
    178,728.06/268,082.64 = 45,600.24/x
  3. Step 3: Cross multiply
    178,728.06x = 268,082.64 × 45,600.24
  4. Step 4: Simplify right side
    178,728.06x = 12,224,632,723.83
  5. Step 5: Solve for x
    x = 12,224,632,723.83/178,728.06
  6. Step 6: Final answer
    x = 68,397.95

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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.