Home / 115,010.26-172,522.28-36,124.48

Finding the Fourth Proportional to 115,010.26, 172,522.28 and 36,124.48

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Solution

The fourth proportional to 115,010.26, 172,522.28 and 36,124.48 is: 54,188.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,010.26 : 172,522.28 = 36,124.48 : x
  2. Step 2: Convert to fraction form
    115,010.26/172,522.28 = 36,124.48/x
  3. Step 3: Cross multiply
    115,010.26x = 172,522.28 × 36,124.48
  4. Step 4: Simplify right side
    115,010.26x = 6,232,277,904.10
  5. Step 5: Solve for x
    x = 6,232,277,904.10/115,010.26
  6. Step 6: Final answer
    x = 54,188.89

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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.