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Finding the Fourth Proportional to 168,351.68, 232,052.60 and 146,492

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Solution

The fourth proportional to 168,351.68, 232,052.60 and 146,492 is: 201,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,351.68 : 232,052.60 = 146,492 : x
  2. Step 2: Convert to fraction form
    168,351.68/232,052.60 = 146,492/x
  3. Step 3: Cross multiply
    168,351.68x = 232,052.60 × 146,492
  4. Step 4: Simplify right side
    168,351.68x = 33,993,849,479.20
  5. Step 5: Solve for x
    x = 33,993,849,479.20/168,351.68
  6. Step 6: Final answer
    x = 201,921.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.