Home / 54,433.12-75,104.55-31,759.17

Finding the Fourth Proportional to 54,433.12, 75,104.55 and 31,759.17

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Solution

The fourth proportional to 54,433.12, 75,104.55 and 31,759.17 is: 43,819.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,433.12 : 75,104.55 = 31,759.17 : x
  2. Step 2: Convert to fraction form
    54,433.12/75,104.55 = 31,759.17/x
  3. Step 3: Cross multiply
    54,433.12x = 75,104.55 × 31,759.17
  4. Step 4: Simplify right side
    54,433.12x = 2,385,258,171.22
  5. Step 5: Solve for x
    x = 2,385,258,171.22/54,433.12
  6. Step 6: Final answer
    x = 43,819.98

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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.