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Finding the Fourth Proportional to 173,508.96, 239,346.72 and 119,822.16

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Solution

The fourth proportional to 173,508.96, 239,346.72 and 119,822.16 is: 165,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,508.96 : 239,346.72 = 119,822.16 : x
  2. Step 2: Convert to fraction form
    173,508.96/239,346.72 = 119,822.16/x
  3. Step 3: Cross multiply
    173,508.96x = 239,346.72 × 119,822.16
  4. Step 4: Simplify right side
    173,508.96x = 28,679,040,979.32
  5. Step 5: Solve for x
    x = 28,679,040,979.32/173,508.96
  6. Step 6: Final answer
    x = 165,288.53

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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.