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Finding the Fourth Proportional to 234,005.96, 322,927.32 and 126,575.86

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Solution

The fourth proportional to 234,005.96, 322,927.32 and 126,575.86 is: 174,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,005.96 : 322,927.32 = 126,575.86 : x
  2. Step 2: Convert to fraction form
    234,005.96/322,927.32 = 126,575.86/x
  3. Step 3: Cross multiply
    234,005.96x = 322,927.32 × 126,575.86
  4. Step 4: Simplify right side
    234,005.96x = 40,874,803,246.50
  5. Step 5: Solve for x
    x = 40,874,803,246.50/234,005.96
  6. Step 6: Final answer
    x = 174,674.20

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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.