Home / 124,714.85-187,146.03-45,884.39

Finding the Fourth Proportional to 124,714.85, 187,146.03 and 45,884.39

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Solution

The fourth proportional to 124,714.85, 187,146.03 and 45,884.39 is: 68,853.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,714.85 : 187,146.03 = 45,884.39 : x
  2. Step 2: Convert to fraction form
    124,714.85/187,146.03 = 45,884.39/x
  3. Step 3: Cross multiply
    124,714.85x = 187,146.03 × 45,884.39
  4. Step 4: Simplify right side
    124,714.85x = 8,587,081,427.47
  5. Step 5: Solve for x
    x = 8,587,081,427.47/124,714.85
  6. Step 6: Final answer
    x = 68,853.72

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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.