Home / 175,000.10-262,500.15-108,223.70

Finding the Fourth Proportional to 175,000.10, 262,500.15 and 108,223.70

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Solution

The fourth proportional to 175,000.10, 262,500.15 and 108,223.70 is: 162,335.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,000.10 : 262,500.15 = 108,223.70 : x
  2. Step 2: Convert to fraction form
    175,000.10/262,500.15 = 108,223.70/x
  3. Step 3: Cross multiply
    175,000.10x = 262,500.15 × 108,223.70
  4. Step 4: Simplify right side
    175,000.10x = 28,408,737,483.56
  5. Step 5: Solve for x
    x = 28,408,737,483.56/175,000.10
  6. Step 6: Final answer
    x = 162,335.55

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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.