Home / 308,066.13-462,151.74-137,349.79

Finding the Fourth Proportional to 308,066.13, 462,151.74 and 137,349.79

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Solution

The fourth proportional to 308,066.13, 462,151.74 and 137,349.79 is: 206,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,066.13 : 462,151.74 = 137,349.79 : x
  2. Step 2: Convert to fraction form
    308,066.13/462,151.74 = 137,349.79/x
  3. Step 3: Cross multiply
    308,066.13x = 462,151.74 × 137,349.79
  4. Step 4: Simplify right side
    308,066.13x = 63,476,444,437.13
  5. Step 5: Solve for x
    x = 63,476,444,437.13/308,066.13
  6. Step 6: Final answer
    x = 206,048.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.