Home / 277,770.12-383,320.98-156,950.52

Finding the Fourth Proportional to 277,770.12, 383,320.98 and 156,950.52

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Solution

The fourth proportional to 277,770.12, 383,320.98 and 156,950.52 is: 216,590.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,770.12 : 383,320.98 = 156,950.52 : x
  2. Step 2: Convert to fraction form
    277,770.12/383,320.98 = 156,950.52/x
  3. Step 3: Cross multiply
    277,770.12x = 383,320.98 × 156,950.52
  4. Step 4: Simplify right side
    277,770.12x = 60,162,427,137.91
  5. Step 5: Solve for x
    x = 60,162,427,137.91/277,770.12
  6. Step 6: Final answer
    x = 216,590.71

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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.