Home / 187,897.04-281,139.30-131,846.52

Finding the Fourth Proportional to 187,897.04, 281,139.30 and 131,846.52

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Solution

The fourth proportional to 187,897.04, 281,139.30 and 131,846.52 is: 197,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,897.04 : 281,139.30 = 131,846.52 : x
  2. Step 2: Convert to fraction form
    187,897.04/281,139.30 = 131,846.52/x
  3. Step 3: Cross multiply
    187,897.04x = 281,139.30 × 131,846.52
  4. Step 4: Simplify right side
    187,897.04x = 37,067,238,340.24
  5. Step 5: Solve for x
    x = 37,067,238,340.24/187,897.04
  6. Step 6: Final answer
    x = 197,274.21

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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.