Home / 169,121.46-233,389.33-102,040.50

Finding the Fourth Proportional to 169,121.46, 233,389.33 and 102,040.50

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Solution

The fourth proportional to 169,121.46, 233,389.33 and 102,040.50 is: 140,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,121.46 : 233,389.33 = 102,040.50 : x
  2. Step 2: Convert to fraction form
    169,121.46/233,389.33 = 102,040.50/x
  3. Step 3: Cross multiply
    169,121.46x = 233,389.33 × 102,040.50
  4. Step 4: Simplify right side
    169,121.46x = 23,815,163,927.87
  5. Step 5: Solve for x
    x = 23,815,163,927.87/169,121.46
  6. Step 6: Final answer
    x = 140,816.92

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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.