Home / 119,474.02-164,872.88-65,757.88

Finding the Fourth Proportional to 119,474.02, 164,872.88 and 65,757.88

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Solution

The fourth proportional to 119,474.02, 164,872.88 and 65,757.88 is: 90,745.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,474.02 : 164,872.88 = 65,757.88 : x
  2. Step 2: Convert to fraction form
    119,474.02/164,872.88 = 65,757.88/x
  3. Step 3: Cross multiply
    119,474.02x = 164,872.88 × 65,757.88
  4. Step 4: Simplify right side
    119,474.02x = 10,841,691,058.29
  5. Step 5: Solve for x
    x = 10,841,691,058.29/119,474.02
  6. Step 6: Final answer
    x = 90,745.18

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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.