Home / 75,253.15-112,839.63-25,316.65

Finding the Fourth Proportional to 75,253.15, 112,839.63 and 25,316.65

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Solution

The fourth proportional to 75,253.15, 112,839.63 and 25,316.65 is: 37,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,253.15 : 112,839.63 = 25,316.65 : x
  2. Step 2: Convert to fraction form
    75,253.15/112,839.63 = 25,316.65/x
  3. Step 3: Cross multiply
    75,253.15x = 112,839.63 × 25,316.65
  4. Step 4: Simplify right side
    75,253.15x = 2,856,721,418.84
  5. Step 5: Solve for x
    x = 2,856,721,418.84/75,253.15
  6. Step 6: Final answer
    x = 37,961.49

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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.