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Finding the Fourth Proportional to 195,170.94, 292,530.51 and 89,768.70

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Solution

The fourth proportional to 195,170.94, 292,530.51 and 89,768.70 is: 134,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,170.94 : 292,530.51 = 89,768.70 : x
  2. Step 2: Convert to fraction form
    195,170.94/292,530.51 = 89,768.70/x
  3. Step 3: Cross multiply
    195,170.94x = 292,530.51 × 89,768.70
  4. Step 4: Simplify right side
    195,170.94x = 26,260,083,593.04
  5. Step 5: Solve for x
    x = 26,260,083,593.04/195,170.94
  6. Step 6: Final answer
    x = 134,549.15

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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.