Home / 195,433.28-269,699.36-106,009.92

Finding the Fourth Proportional to 195,433.28, 269,699.36 and 106,009.92

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Solution

The fourth proportional to 195,433.28, 269,699.36 and 106,009.92 is: 146,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,433.28 : 269,699.36 = 106,009.92 : x
  2. Step 2: Convert to fraction form
    195,433.28/269,699.36 = 106,009.92/x
  3. Step 3: Cross multiply
    195,433.28x = 269,699.36 × 106,009.92
  4. Step 4: Simplify right side
    195,433.28x = 28,590,807,577.65
  5. Step 5: Solve for x
    x = 28,590,807,577.65/195,433.28
  6. Step 6: Final answer
    x = 146,294.47

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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.