Home / 187,262.28-258,419.57-106,694.42

Finding the Fourth Proportional to 187,262.28, 258,419.57 and 106,694.42

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Solution

The fourth proportional to 187,262.28, 258,419.57 and 106,694.42 is: 147,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,262.28 : 258,419.57 = 106,694.42 : x
  2. Step 2: Convert to fraction form
    187,262.28/258,419.57 = 106,694.42/x
  3. Step 3: Cross multiply
    187,262.28x = 258,419.57 × 106,694.42
  4. Step 4: Simplify right side
    187,262.28x = 27,571,924,312.23
  5. Step 5: Solve for x
    x = 27,571,924,312.23/187,262.28
  6. Step 6: Final answer
    x = 147,236.94

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1.5x scale

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.