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Finding the Fourth Proportional to 262,036.43, 361,623.10 and 147,351.18

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Solution

The fourth proportional to 262,036.43, 361,623.10 and 147,351.18 is: 203,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,036.43 : 361,623.10 = 147,351.18 : x
  2. Step 2: Convert to fraction form
    262,036.43/361,623.10 = 147,351.18/x
  3. Step 3: Cross multiply
    262,036.43x = 361,623.10 × 147,351.18
  4. Step 4: Simplify right side
    262,036.43x = 53,285,588,557.65
  5. Step 5: Solve for x
    x = 53,285,588,557.65/262,036.43
  6. Step 6: Final answer
    x = 203,351.83

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1.5x scale

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.