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Finding the Fourth Proportional to 261,363.32, 360,676.60 and 146,644.08

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Solution

The fourth proportional to 261,363.32, 360,676.60 and 146,644.08 is: 202,366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,363.32 : 360,676.60 = 146,644.08 : x
  2. Step 2: Convert to fraction form
    261,363.32/360,676.60 = 146,644.08/x
  3. Step 3: Cross multiply
    261,363.32x = 360,676.60 × 146,644.08
  4. Step 4: Simplify right side
    261,363.32x = 52,891,088,184.53
  5. Step 5: Solve for x
    x = 52,891,088,184.53/261,363.32
  6. Step 6: Final answer
    x = 202,366.15

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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.