Home / 259,934.47-358,698.24-145,212.62

Finding the Fourth Proportional to 259,934.47, 358,698.24 and 145,212.62

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Solution

The fourth proportional to 259,934.47, 358,698.24 and 145,212.62 is: 200,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,934.47 : 358,698.24 = 145,212.62 : x
  2. Step 2: Convert to fraction form
    259,934.47/358,698.24 = 145,212.62/x
  3. Step 3: Cross multiply
    259,934.47x = 358,698.24 × 145,212.62
  4. Step 4: Simplify right side
    259,934.47x = 52,087,509,426.30
  5. Step 5: Solve for x
    x = 52,087,509,426.30/259,934.47
  6. Step 6: Final answer
    x = 200,387.08

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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.