Home / 187,454.93-258,694.70-106,881.59

Finding the Fourth Proportional to 187,454.93, 258,694.70 and 106,881.59

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Solution

The fourth proportional to 187,454.93, 258,694.70 and 106,881.59 is: 147,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,454.93 : 258,694.70 = 106,881.59 : x
  2. Step 2: Convert to fraction form
    187,454.93/258,694.70 = 106,881.59/x
  3. Step 3: Cross multiply
    187,454.93x = 258,694.70 × 106,881.59
  4. Step 4: Simplify right side
    187,454.93x = 27,649,700,972.90
  5. Step 5: Solve for x
    x = 27,649,700,972.90/187,454.93
  6. Step 6: Final answer
    x = 147,500.53

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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.