Home / 250,238.29-345,356.80-142,826.52

Finding the Fourth Proportional to 250,238.29, 345,356.80 and 142,826.52

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Solution

The fourth proportional to 250,238.29, 345,356.80 and 142,826.52 is: 197,116.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,238.29 : 345,356.80 = 142,826.52 : x
  2. Step 2: Convert to fraction form
    250,238.29/345,356.80 = 142,826.52/x
  3. Step 3: Cross multiply
    250,238.29x = 345,356.80 × 142,826.52
  4. Step 4: Simplify right side
    250,238.29x = 49,326,108,528.96
  5. Step 5: Solve for x
    x = 49,326,108,528.96/250,238.29
  6. Step 6: Final answer
    x = 197,116.55

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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.