Home / 268,066.26-401,487.03-127,923.30

Finding the Fourth Proportional to 268,066.26, 401,487.03 and 127,923.30

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Solution

The fourth proportional to 268,066.26, 401,487.03 and 127,923.30 is: 191,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,066.26 : 401,487.03 = 127,923.30 : x
  2. Step 2: Convert to fraction form
    268,066.26/401,487.03 = 127,923.30/x
  3. Step 3: Cross multiply
    268,066.26x = 401,487.03 × 127,923.30
  4. Step 4: Simplify right side
    268,066.26x = 51,359,545,784.80
  5. Step 5: Solve for x
    x = 51,359,545,784.80/268,066.26
  6. Step 6: Final answer
    x = 191,592.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.