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Finding the Fourth Proportional to 268,007.79, 401,926.34 and 88,051.44

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Solution

The fourth proportional to 268,007.79, 401,926.34 and 88,051.44 is: 132,049.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,007.79 : 401,926.34 = 88,051.44 : x
  2. Step 2: Convert to fraction form
    268,007.79/401,926.34 = 88,051.44/x
  3. Step 3: Cross multiply
    268,007.79x = 401,926.34 × 88,051.44
  4. Step 4: Simplify right side
    268,007.79x = 35,390,194,242.99
  5. Step 5: Solve for x
    x = 35,390,194,242.99/268,007.79
  6. Step 6: Final answer
    x = 132,049.12

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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.