Home / 140,882.22-194,423.49-84,282.66

Finding the Fourth Proportional to 140,882.22, 194,423.49 and 84,282.66

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Solution

The fourth proportional to 140,882.22, 194,423.49 and 84,282.66 is: 116,313.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,882.22 : 194,423.49 = 84,282.66 : x
  2. Step 2: Convert to fraction form
    140,882.22/194,423.49 = 84,282.66/x
  3. Step 3: Cross multiply
    140,882.22x = 194,423.49 × 84,282.66
  4. Step 4: Simplify right side
    140,882.22x = 16,386,528,903.68
  5. Step 5: Solve for x
    x = 16,386,528,903.68/140,882.22
  6. Step 6: Final answer
    x = 116,313.68

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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.