Home / 187,650.10-281,145.74-156,262.10

Finding the Fourth Proportional to 187,650.10, 281,145.74 and 156,262.10

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Solution

The fourth proportional to 187,650.10, 281,145.74 and 156,262.10 is: 234,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,650.10 : 281,145.74 = 156,262.10 : x
  2. Step 2: Convert to fraction form
    187,650.10/281,145.74 = 156,262.10/x
  3. Step 3: Cross multiply
    187,650.10x = 281,145.74 × 156,262.10
  4. Step 4: Simplify right side
    187,650.10x = 43,932,421,551.41
  5. Step 5: Solve for x
    x = 43,932,421,551.41/187,650.10
  6. Step 6: Final answer
    x = 234,118.83

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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.