Home / 125,095.07-187,642.97-30,324.89

Finding the Fourth Proportional to 125,095.07, 187,642.97 and 30,324.89

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Solution

The fourth proportional to 125,095.07, 187,642.97 and 30,324.89 is: 45,487.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,095.07 : 187,642.97 = 30,324.89 : x
  2. Step 2: Convert to fraction form
    125,095.07/187,642.97 = 30,324.89/x
  3. Step 3: Cross multiply
    125,095.07x = 187,642.97 × 30,324.89
  4. Step 4: Simplify right side
    125,095.07x = 5,690,251,334.68
  5. Step 5: Solve for x
    x = 5,690,251,334.68/125,095.07
  6. Step 6: Final answer
    x = 45,487.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.