Home / 187,911.72-281,733.69-88,017.24

Finding the Fourth Proportional to 187,911.72, 281,733.69 and 88,017.24

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Solution

The fourth proportional to 187,911.72, 281,733.69 and 88,017.24 is: 131,963.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,911.72 : 281,733.69 = 88,017.24 : x
  2. Step 2: Convert to fraction form
    187,911.72/281,733.69 = 88,017.24/x
  3. Step 3: Cross multiply
    187,911.72x = 281,733.69 × 88,017.24
  4. Step 4: Simplify right side
    187,911.72x = 24,797,421,808.82
  5. Step 5: Solve for x
    x = 24,797,421,808.82/187,911.72
  6. Step 6: Final answer
    x = 131,963.15

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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.