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Finding the Fourth Proportional to 234,594.35, 323,731.49 and 127,162.07

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Solution

The fourth proportional to 234,594.35, 323,731.49 and 127,162.07 is: 175,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,594.35 : 323,731.49 = 127,162.07 : x
  2. Step 2: Convert to fraction form
    234,594.35/323,731.49 = 127,162.07/x
  3. Step 3: Cross multiply
    234,594.35x = 323,731.49 × 127,162.07
  4. Step 4: Simplify right side
    234,594.35x = 41,166,364,138.12
  5. Step 5: Solve for x
    x = 41,166,364,138.12/234,594.35
  6. Step 6: Final answer
    x = 175,478.93

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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.