Home / 115,320.53-173,004.14-48,760.55

Finding the Fourth Proportional to 115,320.53, 173,004.14 and 48,760.55

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Solution

The fourth proportional to 115,320.53, 173,004.14 and 48,760.55 is: 73,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,320.53 : 173,004.14 = 48,760.55 : x
  2. Step 2: Convert to fraction form
    115,320.53/173,004.14 = 48,760.55/x
  3. Step 3: Cross multiply
    115,320.53x = 173,004.14 × 48,760.55
  4. Step 4: Simplify right side
    115,320.53x = 8,435,775,909.85
  5. Step 5: Solve for x
    x = 8,435,775,909.85/115,320.53
  6. Step 6: Final answer
    x = 73,150.69

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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.