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Finding the Fourth Proportional to 234,633.96, 323,818.34 and 134,047.08

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Solution

The fourth proportional to 234,633.96, 323,818.34 and 134,047.08 is: 184,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,633.96 : 323,818.34 = 134,047.08 : x
  2. Step 2: Convert to fraction form
    234,633.96/323,818.34 = 134,047.08/x
  3. Step 3: Cross multiply
    234,633.96x = 323,818.34 × 134,047.08
  4. Step 4: Simplify right side
    234,633.96x = 43,406,902,927.45
  5. Step 5: Solve for x
    x = 43,406,902,927.45/234,633.96
  6. Step 6: Final answer
    x = 184,998.38

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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.