Home / 159,845.22-239,780.79-53,225.34

Finding the Fourth Proportional to 159,845.22, 239,780.79 and 53,225.34

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Solution

The fourth proportional to 159,845.22, 239,780.79 and 53,225.34 is: 79,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,845.22 : 239,780.79 = 53,225.34 : x
  2. Step 2: Convert to fraction form
    159,845.22/239,780.79 = 53,225.34/x
  3. Step 3: Cross multiply
    159,845.22x = 239,780.79 × 53,225.34
  4. Step 4: Simplify right side
    159,845.22x = 12,762,414,073.22
  5. Step 5: Solve for x
    x = 12,762,414,073.22/159,845.22
  6. Step 6: Final answer
    x = 79,842.33

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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.