Home / 69,712.40-96,203.72-37,881.29

Finding the Fourth Proportional to 69,712.40, 96,203.72 and 37,881.29

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Solution

The fourth proportional to 69,712.40, 96,203.72 and 37,881.29 is: 52,276.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,712.40 : 96,203.72 = 37,881.29 : x
  2. Step 2: Convert to fraction form
    69,712.40/96,203.72 = 37,881.29/x
  3. Step 3: Cross multiply
    69,712.40x = 96,203.72 × 37,881.29
  4. Step 4: Simplify right side
    69,712.40x = 3,644,321,351.61
  5. Step 5: Solve for x
    x = 3,644,321,351.61/69,712.40
  6. Step 6: Final answer
    x = 52,276.51

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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.