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Finding the Fourth Proportional to 88,770.60, 133,178.46 and 26,441.64

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Solution

The fourth proportional to 88,770.60, 133,178.46 and 26,441.64 is: 39,669.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,770.60 : 133,178.46 = 26,441.64 : x
  2. Step 2: Convert to fraction form
    88,770.60/133,178.46 = 26,441.64/x
  3. Step 3: Cross multiply
    88,770.60x = 133,178.46 × 26,441.64
  4. Step 4: Simplify right side
    88,770.60x = 3,521,456,895.07
  5. Step 5: Solve for x
    x = 3,521,456,895.07/88,770.60
  6. Step 6: Final answer
    x = 39,669.18

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1.5x scale

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.