Home / 187,907.42-281,951.45-88,051.43

Finding the Fourth Proportional to 187,907.42, 281,951.45 and 88,051.43

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Solution

The fourth proportional to 187,907.42, 281,951.45 and 88,051.43 is: 132,119.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,907.42 : 281,951.45 = 88,051.43 : x
  2. Step 2: Convert to fraction form
    187,907.42/281,951.45 = 88,051.43/x
  3. Step 3: Cross multiply
    187,907.42x = 281,951.45 × 88,051.43
  4. Step 4: Simplify right side
    187,907.42x = 24,826,228,363.07
  5. Step 5: Solve for x
    x = 24,826,228,363.07/187,907.42
  6. Step 6: Final answer
    x = 132,119.47

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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.