Home / 115,801.20-173,709.90-49,233.78

Finding the Fourth Proportional to 115,801.20, 173,709.90 and 49,233.78

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Solution

The fourth proportional to 115,801.20, 173,709.90 and 49,233.78 is: 73,854.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,801.20 : 173,709.90 = 49,233.78 : x
  2. Step 2: Convert to fraction form
    115,801.20/173,709.90 = 49,233.78/x
  3. Step 3: Cross multiply
    115,801.20x = 173,709.90 × 49,233.78
  4. Step 4: Simplify right side
    115,801.20x = 8,552,395,000.42
  5. Step 5: Solve for x
    x = 8,552,395,000.42/115,801.20
  6. Step 6: Final answer
    x = 73,854.11

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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.