Home / 144,067.12-198,574.67-96,303.04

Finding the Fourth Proportional to 144,067.12, 198,574.67 and 96,303.04

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Solution

The fourth proportional to 144,067.12, 198,574.67 and 96,303.04 is: 132,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,067.12 : 198,574.67 = 96,303.04 : x
  2. Step 2: Convert to fraction form
    144,067.12/198,574.67 = 96,303.04/x
  3. Step 3: Cross multiply
    144,067.12x = 198,574.67 × 96,303.04
  4. Step 4: Simplify right side
    144,067.12x = 19,123,344,388.00
  5. Step 5: Solve for x
    x = 19,123,344,388.00/144,067.12
  6. Step 6: Final answer
    x = 132,739.13

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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.