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Finding the Fourth Proportional to 269,635, 372,095.94 and 148,776.24

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Solution

The fourth proportional to 269,635, 372,095.94 and 148,776.24 is: 205,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,635 : 372,095.94 = 148,776.24 : x
  2. Step 2: Convert to fraction form
    269,635/372,095.94 = 148,776.24/x
  3. Step 3: Cross multiply
    269,635x = 372,095.94 × 148,776.24
  4. Step 4: Simplify right side
    269,635x = 55,359,034,872.47
  5. Step 5: Solve for x
    x = 55,359,034,872.47/269,635
  6. Step 6: Final answer
    x = 205,311.01

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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.