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Finding the Fourth Proportional to 269,806.01, 372,322.51 and 148,944.69

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Solution

The fourth proportional to 269,806.01, 372,322.51 and 148,944.69 is: 205,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,806.01 : 372,322.51 = 148,944.69 : x
  2. Step 2: Convert to fraction form
    269,806.01/372,322.51 = 148,944.69/x
  3. Step 3: Cross multiply
    269,806.01x = 372,322.51 × 148,944.69
  4. Step 4: Simplify right side
    269,806.01x = 55,455,460,831.97
  5. Step 5: Solve for x
    x = 55,455,460,831.97/269,806.01
  6. Step 6: Final answer
    x = 205,538.27

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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.