Home / 140,665.50-194,208.92-125,532.16

Finding the Fourth Proportional to 140,665.50, 194,208.92 and 125,532.16

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Solution

The fourth proportional to 140,665.50, 194,208.92 and 125,532.16 is: 173,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,665.50 : 194,208.92 = 125,532.16 : x
  2. Step 2: Convert to fraction form
    140,665.50/194,208.92 = 125,532.16/x
  3. Step 3: Cross multiply
    140,665.50x = 194,208.92 × 125,532.16
  4. Step 4: Simplify right side
    140,665.50x = 24,379,465,218.87
  5. Step 5: Solve for x
    x = 24,379,465,218.87/140,665.50
  6. Step 6: Final answer
    x = 173,315.17

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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.