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Finding the Fourth Proportional to 88,672.84, 133,031.18 and 26,343.24

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Solution

The fourth proportional to 88,672.84, 133,031.18 and 26,343.24 is: 39,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,672.84 : 133,031.18 = 26,343.24 : x
  2. Step 2: Convert to fraction form
    88,672.84/133,031.18 = 26,343.24/x
  3. Step 3: Cross multiply
    88,672.84x = 133,031.18 × 26,343.24
  4. Step 4: Simplify right side
    88,672.84x = 3,504,472,302.22
  5. Step 5: Solve for x
    x = 3,504,472,302.22/88,672.84
  6. Step 6: Final answer
    x = 39,521.37

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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.