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Finding the Fourth Proportional to 88,809.77, 133,210.49 and 32,645.78

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Solution

The fourth proportional to 88,809.77, 133,210.49 and 32,645.78 is: 48,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,809.77 : 133,210.49 = 32,645.78 : x
  2. Step 2: Convert to fraction form
    88,809.77/133,210.49 = 32,645.78/x
  3. Step 3: Cross multiply
    88,809.77x = 133,210.49 × 32,645.78
  4. Step 4: Simplify right side
    88,809.77x = 4,348,759,520.95
  5. Step 5: Solve for x
    x = 4,348,759,520.95/88,809.77
  6. Step 6: Final answer
    x = 48,967.13

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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.