Home / 187,162.57-258,254.49-106,591.60

Finding the Fourth Proportional to 187,162.57, 258,254.49 and 106,591.60

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Solution

The fourth proportional to 187,162.57, 258,254.49 and 106,591.60 is: 147,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,162.57 : 258,254.49 = 106,591.60 : x
  2. Step 2: Convert to fraction form
    187,162.57/258,254.49 = 106,591.60/x
  3. Step 3: Cross multiply
    187,162.57x = 258,254.49 × 106,591.60
  4. Step 4: Simplify right side
    187,162.57x = 27,527,759,296.28
  5. Step 5: Solve for x
    x = 27,527,759,296.28/187,162.57
  6. Step 6: Final answer
    x = 147,079.40

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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.