Home / 189,350.52-261,304.56-104,470.08

Finding the Fourth Proportional to 189,350.52, 261,304.56 and 104,470.08

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Solution

The fourth proportional to 189,350.52, 261,304.56 and 104,470.08 is: 144,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,350.52 : 261,304.56 = 104,470.08 : x
  2. Step 2: Convert to fraction form
    189,350.52/261,304.56 = 104,470.08/x
  3. Step 3: Cross multiply
    189,350.52x = 261,304.56 × 104,470.08
  4. Step 4: Simplify right side
    189,350.52x = 27,298,508,287.56
  5. Step 5: Solve for x
    x = 27,298,508,287.56/189,350.52
  6. Step 6: Final answer
    x = 144,169.18

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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.