Home / 192,326.18-288,489.27-74,053.22

Finding the Fourth Proportional to 192,326.18, 288,489.27 and 74,053.22

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Solution

The fourth proportional to 192,326.18, 288,489.27 and 74,053.22 is: 111,079.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,326.18 : 288,489.27 = 74,053.22 : x
  2. Step 2: Convert to fraction form
    192,326.18/288,489.27 = 74,053.22/x
  3. Step 3: Cross multiply
    192,326.18x = 288,489.27 × 74,053.22
  4. Step 4: Simplify right side
    192,326.18x = 21,363,559,378.95
  5. Step 5: Solve for x
    x = 21,363,559,378.95/192,326.18
  6. Step 6: Final answer
    x = 111,079.83

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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.