Home / 250,769.38-346,061.71-143,341.72

Finding the Fourth Proportional to 250,769.38, 346,061.71 and 143,341.72

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Solution

The fourth proportional to 250,769.38, 346,061.71 and 143,341.72 is: 197,811.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,769.38 : 346,061.71 = 143,341.72 : x
  2. Step 2: Convert to fraction form
    250,769.38/346,061.71 = 143,341.72/x
  3. Step 3: Cross multiply
    250,769.38x = 346,061.71 × 143,341.72
  4. Step 4: Simplify right side
    250,769.38x = 49,605,080,737.54
  5. Step 5: Solve for x
    x = 49,605,080,737.54/250,769.38
  6. Step 6: Final answer
    x = 197,811.55

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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.