Home / 115,220.52-172,862.18-35,256.75

Finding the Fourth Proportional to 115,220.52, 172,862.18 and 35,256.75

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Solution

The fourth proportional to 115,220.52, 172,862.18 and 35,256.75 is: 52,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,220.52 : 172,862.18 = 35,256.75 : x
  2. Step 2: Convert to fraction form
    115,220.52/172,862.18 = 35,256.75/x
  3. Step 3: Cross multiply
    115,220.52x = 172,862.18 × 35,256.75
  4. Step 4: Simplify right side
    115,220.52x = 6,094,558,488.43
  5. Step 5: Solve for x
    x = 6,094,558,488.43/115,220.52
  6. Step 6: Final answer
    x = 52,894.73

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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.