Home / 178,155.20-267,427.20-99,228.80

Finding the Fourth Proportional to 178,155.20, 267,427.20 and 99,228.80

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Solution

The fourth proportional to 178,155.20, 267,427.20 and 99,228.80 is: 148,951.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,155.20 : 267,427.20 = 99,228.80 : x
  2. Step 2: Convert to fraction form
    178,155.20/267,427.20 = 99,228.80/x
  3. Step 3: Cross multiply
    178,155.20x = 267,427.20 × 99,228.80
  4. Step 4: Simplify right side
    178,155.20x = 26,536,480,143.36
  5. Step 5: Solve for x
    x = 26,536,480,143.36/178,155.20
  6. Step 6: Final answer
    x = 148,951.48

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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.