Home / 187,366.17-281,052.89-68,976.57

Finding the Fourth Proportional to 187,366.17, 281,052.89 and 68,976.57

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Solution

The fourth proportional to 187,366.17, 281,052.89 and 68,976.57 is: 103,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,366.17 : 281,052.89 = 68,976.57 : x
  2. Step 2: Convert to fraction form
    187,366.17/281,052.89 = 68,976.57/x
  3. Step 3: Cross multiply
    187,366.17x = 281,052.89 × 68,976.57
  4. Step 4: Simplify right side
    187,366.17x = 19,386,064,340.79
  5. Step 5: Solve for x
    x = 19,386,064,340.79/187,366.17
  6. Step 6: Final answer
    x = 103,466.19

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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.