Home / 197,458.65-272,298.78-181,067.10

Finding the Fourth Proportional to 197,458.65, 272,298.78 and 181,067.10

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Solution

The fourth proportional to 197,458.65, 272,298.78 and 181,067.10 is: 249,694.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,458.65 : 272,298.78 = 181,067.10 : x
  2. Step 2: Convert to fraction form
    197,458.65/272,298.78 = 181,067.10/x
  3. Step 3: Cross multiply
    197,458.65x = 272,298.78 × 181,067.10
  4. Step 4: Simplify right side
    197,458.65x = 49,304,350,428.14
  5. Step 5: Solve for x
    x = 49,304,350,428.14/197,458.65
  6. Step 6: Final answer
    x = 249,694.56

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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.