Home / 75,210.09-112,744.45-25,255.14

Finding the Fourth Proportional to 75,210.09, 112,744.45 and 25,255.14

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Solution

The fourth proportional to 75,210.09, 112,744.45 and 25,255.14 is: 37,858.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,210.09 : 112,744.45 = 25,255.14 : x
  2. Step 2: Convert to fraction form
    75,210.09/112,744.45 = 25,255.14/x
  3. Step 3: Cross multiply
    75,210.09x = 112,744.45 × 25,255.14
  4. Step 4: Simplify right side
    75,210.09x = 2,847,376,868.97
  5. Step 5: Solve for x
    x = 2,847,376,868.97/75,210.09
  6. Step 6: Final answer
    x = 37,858.97

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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.