Home / 132,279.03-182,547.27-71,849.79

Finding the Fourth Proportional to 132,279.03, 182,547.27 and 71,849.79

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Solution

The fourth proportional to 132,279.03, 182,547.27 and 71,849.79 is: 99,153.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,279.03 : 182,547.27 = 71,849.79 : x
  2. Step 2: Convert to fraction form
    132,279.03/182,547.27 = 71,849.79/x
  3. Step 3: Cross multiply
    132,279.03x = 182,547.27 × 71,849.79
  4. Step 4: Simplify right side
    132,279.03x = 13,115,983,014.57
  5. Step 5: Solve for x
    x = 13,115,983,014.57/132,279.03
  6. Step 6: Final answer
    x = 99,153.91

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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.