Home / 276,925.59-382,157.67-149,601.20

Finding the Fourth Proportional to 276,925.59, 382,157.67 and 149,601.20

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Solution

The fourth proportional to 276,925.59, 382,157.67 and 149,601.20 is: 206,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,925.59 : 382,157.67 = 149,601.20 : x
  2. Step 2: Convert to fraction form
    276,925.59/382,157.67 = 149,601.20/x
  3. Step 3: Cross multiply
    276,925.59x = 382,157.67 × 149,601.20
  4. Step 4: Simplify right side
    276,925.59x = 57,171,244,110.42
  5. Step 5: Solve for x
    x = 57,171,244,110.42/276,925.59
  6. Step 6: Final answer
    x = 206,449.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.