Home / 187,950.04-259,120.09-149,316.02

Finding the Fourth Proportional to 187,950.04, 259,120.09 and 149,316.02

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Solution

The fourth proportional to 187,950.04, 259,120.09 and 149,316.02 is: 205,856.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,950.04 : 259,120.09 = 149,316.02 : x
  2. Step 2: Convert to fraction form
    187,950.04/259,120.09 = 149,316.02/x
  3. Step 3: Cross multiply
    187,950.04x = 259,120.09 × 149,316.02
  4. Step 4: Simplify right side
    187,950.04x = 38,690,780,540.84
  5. Step 5: Solve for x
    x = 38,690,780,540.84/187,950.04
  6. Step 6: Final answer
    x = 205,856.73

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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.