Home / 187,226.40-258,342.24-106,655.52

Finding the Fourth Proportional to 187,226.40, 258,342.24 and 106,655.52

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Solution

The fourth proportional to 187,226.40, 258,342.24 and 106,655.52 is: 147,167.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,226.40 : 258,342.24 = 106,655.52 : x
  2. Step 2: Convert to fraction form
    187,226.40/258,342.24 = 106,655.52/x
  3. Step 3: Cross multiply
    187,226.40x = 258,342.24 × 106,655.52
  4. Step 4: Simplify right side
    187,226.40x = 27,553,625,945.16
  5. Step 5: Solve for x
    x = 27,553,625,945.16/187,226.40
  6. Step 6: Final answer
    x = 147,167.42

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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.