Home / 71,097.43-98,113.85-39,265.64

Finding the Fourth Proportional to 71,097.43, 98,113.85 and 39,265.64

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Solution

The fourth proportional to 71,097.43, 98,113.85 and 39,265.64 is: 54,186.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,097.43 : 98,113.85 = 39,265.64 : x
  2. Step 2: Convert to fraction form
    71,097.43/98,113.85 = 39,265.64/x
  3. Step 3: Cross multiply
    71,097.43x = 98,113.85 × 39,265.64
  4. Step 4: Simplify right side
    71,097.43x = 3,852,503,014.92
  5. Step 5: Solve for x
    x = 3,852,503,014.92/71,097.43
  6. Step 6: Final answer
    x = 54,186.25

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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.