Home / 178,797.24-268,191.70-90,026.92

Finding the Fourth Proportional to 178,797.24, 268,191.70 and 90,026.92

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Solution

The fourth proportional to 178,797.24, 268,191.70 and 90,026.92 is: 135,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,797.24 : 268,191.70 = 90,026.92 : x
  2. Step 2: Convert to fraction form
    178,797.24/268,191.70 = 90,026.92/x
  3. Step 3: Cross multiply
    178,797.24x = 268,191.70 × 90,026.92
  4. Step 4: Simplify right side
    178,797.24x = 24,144,472,720.56
  5. Step 5: Solve for x
    x = 24,144,472,720.56/178,797.24
  6. Step 6: Final answer
    x = 135,038.29

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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.