Home / 70,829.73-106,232.29-26,456.87

Finding the Fourth Proportional to 70,829.73, 106,232.29 and 26,456.87

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Solution

The fourth proportional to 70,829.73, 106,232.29 and 26,456.87 is: 39,680.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,829.73 : 106,232.29 = 26,456.87 : x
  2. Step 2: Convert to fraction form
    70,829.73/106,232.29 = 26,456.87/x
  3. Step 3: Cross multiply
    70,829.73x = 106,232.29 × 26,456.87
  4. Step 4: Simplify right side
    70,829.73x = 2,810,573,886.33
  5. Step 5: Solve for x
    x = 2,810,573,886.33/70,829.73
  6. Step 6: Final answer
    x = 39,680.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.