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Finding the Fourth Proportional to 261,366.32, 360,680.74 and 146,647.08

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Solution

The fourth proportional to 261,366.32, 360,680.74 and 146,647.08 is: 202,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,366.32 : 360,680.74 = 146,647.08 : x
  2. Step 2: Convert to fraction form
    261,366.32/360,680.74 = 146,647.08/x
  3. Step 3: Cross multiply
    261,366.32x = 360,680.74 × 146,647.08
  4. Step 4: Simplify right side
    261,366.32x = 52,892,777,333.24
  5. Step 5: Solve for x
    x = 52,892,777,333.24/261,366.32
  6. Step 6: Final answer
    x = 202,370.29

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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.