Home / 187,348.71-281,004.84-103,081.17

Finding the Fourth Proportional to 187,348.71, 281,004.84 and 103,081.17

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Solution

The fourth proportional to 187,348.71, 281,004.84 and 103,081.17 is: 154,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,348.71 : 281,004.84 = 103,081.17 : x
  2. Step 2: Convert to fraction form
    187,348.71/281,004.84 = 103,081.17/x
  3. Step 3: Cross multiply
    187,348.71x = 281,004.84 × 103,081.17
  4. Step 4: Simplify right side
    187,348.71x = 28,966,307,682.86
  5. Step 5: Solve for x
    x = 28,966,307,682.86/187,348.71
  6. Step 6: Final answer
    x = 154,611.73

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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.