Home / 87,344.76-120,522.27-49,097.22

Finding the Fourth Proportional to 87,344.76, 120,522.27 and 49,097.22

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Solution

The fourth proportional to 87,344.76, 120,522.27 and 49,097.22 is: 67,746.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,344.76 : 120,522.27 = 49,097.22 : x
  2. Step 2: Convert to fraction form
    87,344.76/120,522.27 = 49,097.22/x
  3. Step 3: Cross multiply
    87,344.76x = 120,522.27 × 49,097.22
  4. Step 4: Simplify right side
    87,344.76x = 5,917,308,405.09
  5. Step 5: Solve for x
    x = 5,917,308,405.09/87,344.76
  6. Step 6: Final answer
    x = 67,746.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.