Home / 88,681.26-133,043.49-26,351.76

Finding the Fourth Proportional to 88,681.26, 133,043.49 and 26,351.76

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Solution

The fourth proportional to 88,681.26, 133,043.49 and 26,351.76 is: 39,534.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,681.26 : 133,043.49 = 26,351.76 : x
  2. Step 2: Convert to fraction form
    88,681.26/133,043.49 = 26,351.76/x
  3. Step 3: Cross multiply
    88,681.26x = 133,043.49 × 26,351.76
  4. Step 4: Simplify right side
    88,681.26x = 3,505,930,118.04
  5. Step 5: Solve for x
    x = 3,505,930,118.04/88,681.26
  6. Step 6: Final answer
    x = 39,534.06

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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.