Home / 187,174.76-258,327.56-119,170.04

Finding the Fourth Proportional to 187,174.76, 258,327.56 and 119,170.04

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Solution

The fourth proportional to 187,174.76, 258,327.56 and 119,170.04 is: 164,471.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,174.76 : 258,327.56 = 119,170.04 : x
  2. Step 2: Convert to fraction form
    187,174.76/258,327.56 = 119,170.04/x
  3. Step 3: Cross multiply
    187,174.76x = 258,327.56 × 119,170.04
  4. Step 4: Simplify right side
    187,174.76x = 30,784,905,658.30
  5. Step 5: Solve for x
    x = 30,784,905,658.30/187,174.76
  6. Step 6: Final answer
    x = 164,471.46

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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.