Home / 79,442.03-109,625.73-45,446.87

Finding the Fourth Proportional to 79,442.03, 109,625.73 and 45,446.87

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Solution

The fourth proportional to 79,442.03, 109,625.73 and 45,446.87 is: 62,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,442.03 : 109,625.73 = 45,446.87 : x
  2. Step 2: Convert to fraction form
    79,442.03/109,625.73 = 45,446.87/x
  3. Step 3: Cross multiply
    79,442.03x = 109,625.73 × 45,446.87
  4. Step 4: Simplify right side
    79,442.03x = 4,982,146,299.97
  5. Step 5: Solve for x
    x = 4,982,146,299.97/79,442.03
  6. Step 6: Final answer
    x = 62,714.24

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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.