Home / 75,527.39-113,044.65-55,531.58

Finding the Fourth Proportional to 75,527.39, 113,044.65 and 55,531.58

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Solution

The fourth proportional to 75,527.39, 113,044.65 and 55,531.58 is: 83,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,527.39 : 113,044.65 = 55,531.58 : x
  2. Step 2: Convert to fraction form
    75,527.39/113,044.65 = 55,531.58/x
  3. Step 3: Cross multiply
    75,527.39x = 113,044.65 × 55,531.58
  4. Step 4: Simplify right side
    75,527.39x = 6,277,548,025.05
  5. Step 5: Solve for x
    x = 6,277,548,025.05/75,527.39
  6. Step 6: Final answer
    x = 83,116.18

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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.