Home / 75,126.52-103,674.36-41,592.52

Finding the Fourth Proportional to 75,126.52, 103,674.36 and 41,592.52

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Solution

The fourth proportional to 75,126.52, 103,674.36 and 41,592.52 is: 57,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,126.52 : 103,674.36 = 41,592.52 : x
  2. Step 2: Convert to fraction form
    75,126.52/103,674.36 = 41,592.52/x
  3. Step 3: Cross multiply
    75,126.52x = 103,674.36 × 41,592.52
  4. Step 4: Simplify right side
    75,126.52x = 4,312,077,891.79
  5. Step 5: Solve for x
    x = 4,312,077,891.79/75,126.52
  6. Step 6: Final answer
    x = 57,397.55

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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.