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Finding the Fourth Proportional to 88,859.81, 133,310.78 and 26,531.93

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Solution

The fourth proportional to 88,859.81, 133,310.78 and 26,531.93 is: 39,804.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,859.81 : 133,310.78 = 26,531.93 : x
  2. Step 2: Convert to fraction form
    88,859.81/133,310.78 = 26,531.93/x
  3. Step 3: Cross multiply
    88,859.81x = 133,310.78 × 26,531.93
  4. Step 4: Simplify right side
    88,859.81x = 3,536,992,583.32
  5. Step 5: Solve for x
    x = 3,536,992,583.32/88,859.81
  6. Step 6: Final answer
    x = 39,804.19

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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.