Home / 192,085.03-288,053.70-132,740.79

Finding the Fourth Proportional to 192,085.03, 288,053.70 and 132,740.79

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Solution

The fourth proportional to 192,085.03, 288,053.70 and 132,740.79 is: 199,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,085.03 : 288,053.70 = 132,740.79 : x
  2. Step 2: Convert to fraction form
    192,085.03/288,053.70 = 132,740.79/x
  3. Step 3: Cross multiply
    192,085.03x = 288,053.70 × 132,740.79
  4. Step 4: Simplify right side
    192,085.03x = 38,236,475,700.42
  5. Step 5: Solve for x
    x = 38,236,475,700.42/192,085.03
  6. Step 6: Final answer
    x = 199,060.15

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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.