Home / 66,456.75-99,714.50-34,859.27

Finding the Fourth Proportional to 66,456.75, 99,714.50 and 34,859.27

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Solution

The fourth proportional to 66,456.75, 99,714.50 and 34,859.27 is: 52,304.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,456.75 : 99,714.50 = 34,859.27 : x
  2. Step 2: Convert to fraction form
    66,456.75/99,714.50 = 34,859.27/x
  3. Step 3: Cross multiply
    66,456.75x = 99,714.50 × 34,859.27
  4. Step 4: Simplify right side
    66,456.75x = 3,475,974,005.55
  5. Step 5: Solve for x
    x = 3,475,974,005.55/66,456.75
  6. Step 6: Final answer
    x = 52,304.30

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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.