Home / 83,575.97-115,334.39-45,336.28

Finding the Fourth Proportional to 83,575.97, 115,334.39 and 45,336.28

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Solution

The fourth proportional to 83,575.97, 115,334.39 and 45,336.28 is: 62,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,575.97 : 115,334.39 = 45,336.28 : x
  2. Step 2: Convert to fraction form
    83,575.97/115,334.39 = 45,336.28/x
  3. Step 3: Cross multiply
    83,575.97x = 115,334.39 × 45,336.28
  4. Step 4: Simplify right side
    83,575.97x = 5,228,832,023.67
  5. Step 5: Solve for x
    x = 5,228,832,023.67/83,575.97
  6. Step 6: Final answer
    x = 62,563.82

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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.