Home / 252,632.51-348,620.62-143,726.59

Finding the Fourth Proportional to 252,632.51, 348,620.62 and 143,726.59

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Solution

The fourth proportional to 252,632.51, 348,620.62 and 143,726.59 is: 198,335.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,632.51 : 348,620.62 = 143,726.59 : x
  2. Step 2: Convert to fraction form
    252,632.51/348,620.62 = 143,726.59/x
  3. Step 3: Cross multiply
    252,632.51x = 348,620.62 × 143,726.59
  4. Step 4: Simplify right side
    252,632.51x = 50,106,052,916.29
  5. Step 5: Solve for x
    x = 50,106,052,916.29/252,632.51
  6. Step 6: Final answer
    x = 198,335.73

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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.