Home / 187,634.12-258,923.22-102,752.20

Finding the Fourth Proportional to 187,634.12, 258,923.22 and 102,752.20

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Solution

The fourth proportional to 187,634.12, 258,923.22 and 102,752.20 is: 141,791.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,634.12 : 258,923.22 = 102,752.20 : x
  2. Step 2: Convert to fraction form
    187,634.12/258,923.22 = 102,752.20/x
  3. Step 3: Cross multiply
    187,634.12x = 258,923.22 × 102,752.20
  4. Step 4: Simplify right side
    187,634.12x = 26,604,930,486.08
  5. Step 5: Solve for x
    x = 26,604,930,486.08/187,634.12
  6. Step 6: Final answer
    x = 141,791.54

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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.