Home / 75,055.30-112,584.31-25,126.09

Finding the Fourth Proportional to 75,055.30, 112,584.31 and 25,126.09

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Solution

The fourth proportional to 75,055.30, 112,584.31 and 25,126.09 is: 37,689.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,055.30 : 112,584.31 = 25,126.09 : x
  2. Step 2: Convert to fraction form
    75,055.30/112,584.31 = 25,126.09/x
  3. Step 3: Cross multiply
    75,055.30x = 112,584.31 × 25,126.09
  4. Step 4: Simplify right side
    75,055.30x = 2,828,803,505.65
  5. Step 5: Solve for x
    x = 2,828,803,505.65/75,055.30
  6. Step 6: Final answer
    x = 37,689.59

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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.