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Finding the Fourth Proportional to 88,809.84, 133,267.30 and 32,689.36

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Solution

The fourth proportional to 88,809.84, 133,267.30 and 32,689.36 is: 49,053.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,809.84 : 133,267.30 = 32,689.36 : x
  2. Step 2: Convert to fraction form
    88,809.84/133,267.30 = 32,689.36/x
  3. Step 3: Cross multiply
    88,809.84x = 133,267.30 × 32,689.36
  4. Step 4: Simplify right side
    88,809.84x = 4,356,422,745.93
  5. Step 5: Solve for x
    x = 4,356,422,745.93/88,809.84
  6. Step 6: Final answer
    x = 49,053.38

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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.