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Finding the Fourth Proportional to 101,335.88, 152,003.92 and 26,455.84

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Solution

The fourth proportional to 101,335.88, 152,003.92 and 26,455.84 is: 39,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,335.88 : 152,003.92 = 26,455.84 : x
  2. Step 2: Convert to fraction form
    101,335.88/152,003.92 = 26,455.84/x
  3. Step 3: Cross multiply
    101,335.88x = 152,003.92 × 26,455.84
  4. Step 4: Simplify right side
    101,335.88x = 4,021,391,386.89
  5. Step 5: Solve for x
    x = 4,021,391,386.89/101,335.88
  6. Step 6: Final answer
    x = 39,683.79

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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.