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Finding the Fourth Proportional to 234,051.93, 350,867.15 and 84,186.88

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Solution

The fourth proportional to 234,051.93, 350,867.15 and 84,186.88 is: 126,204.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,051.93 : 350,867.15 = 84,186.88 : x
  2. Step 2: Convert to fraction form
    234,051.93/350,867.15 = 84,186.88/x
  3. Step 3: Cross multiply
    234,051.93x = 350,867.15 × 84,186.88
  4. Step 4: Simplify right side
    234,051.93x = 29,538,409,670.59
  5. Step 5: Solve for x
    x = 29,538,409,670.59/234,051.93
  6. Step 6: Final answer
    x = 126,204.51

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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.