Home / 187,746.90-281,617.92-45,593.34

Finding the Fourth Proportional to 187,746.90, 281,617.92 and 45,593.34

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Solution

The fourth proportional to 187,746.90, 281,617.92 and 45,593.34 is: 68,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,746.90 : 281,617.92 = 45,593.34 : x
  2. Step 2: Convert to fraction form
    187,746.90/281,617.92 = 45,593.34/x
  3. Step 3: Cross multiply
    187,746.90x = 281,617.92 × 45,593.34
  4. Step 4: Simplify right side
    187,746.90x = 12,839,901,576.65
  5. Step 5: Solve for x
    x = 12,839,901,576.65/187,746.90
  6. Step 6: Final answer
    x = 68,389.42

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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.