Home / 192,423.79-265,545.22-107,540.85

Finding the Fourth Proportional to 192,423.79, 265,545.22 and 107,540.85

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Solution

The fourth proportional to 192,423.79, 265,545.22 and 107,540.85 is: 148,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,423.79 : 265,545.22 = 107,540.85 : x
  2. Step 2: Convert to fraction form
    192,423.79/265,545.22 = 107,540.85/x
  3. Step 3: Cross multiply
    192,423.79x = 265,545.22 × 107,540.85
  4. Step 4: Simplify right side
    192,423.79x = 28,556,958,134.53
  5. Step 5: Solve for x
    x = 28,556,958,134.53/192,423.79
  6. Step 6: Final answer
    x = 148,406.59

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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.