Home / 185,176.94-277,882.17-72,842.55

Finding the Fourth Proportional to 185,176.94, 277,882.17 and 72,842.55

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Solution

The fourth proportional to 185,176.94, 277,882.17 and 72,842.55 is: 109,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,176.94 : 277,882.17 = 72,842.55 : x
  2. Step 2: Convert to fraction form
    185,176.94/277,882.17 = 72,842.55/x
  3. Step 3: Cross multiply
    185,176.94x = 277,882.17 × 72,842.55
  4. Step 4: Simplify right side
    185,176.94x = 20,241,646,631.23
  5. Step 5: Solve for x
    x = 20,241,646,631.23/185,176.94
  6. Step 6: Final answer
    x = 109,309.76

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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.