Home / 119,254.11-164,570.79-65,537.97

Finding the Fourth Proportional to 119,254.11, 164,570.79 and 65,537.97

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Solution

The fourth proportional to 119,254.11, 164,570.79 and 65,537.97 is: 90,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,254.11 : 164,570.79 = 65,537.97 : x
  2. Step 2: Convert to fraction form
    119,254.11/164,570.79 = 65,537.97/x
  3. Step 3: Cross multiply
    119,254.11x = 164,570.79 × 65,537.97
  4. Step 4: Simplify right side
    119,254.11x = 10,785,635,497.90
  5. Step 5: Solve for x
    x = 10,785,635,497.90/119,254.11
  6. Step 6: Final answer
    x = 90,442.46

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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.