Home / 140,664.50-194,207.54-125,531.16

Finding the Fourth Proportional to 140,664.50, 194,207.54 and 125,531.16

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Solution

The fourth proportional to 140,664.50, 194,207.54 and 125,531.16 is: 173,313.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,664.50 : 194,207.54 = 125,531.16 : x
  2. Step 2: Convert to fraction form
    140,664.50/194,207.54 = 125,531.16/x
  3. Step 3: Cross multiply
    140,664.50x = 194,207.54 × 125,531.16
  4. Step 4: Simplify right side
    140,664.50x = 24,379,097,149.29
  5. Step 5: Solve for x
    x = 24,379,097,149.29/140,664.50
  6. Step 6: Final answer
    x = 173,313.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.