Home / 215,474.92-323,012.82-110,061.40

Finding the Fourth Proportional to 215,474.92, 323,012.82 and 110,061.40

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Solution

The fourth proportional to 215,474.92, 323,012.82 and 110,061.40 is: 164,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,474.92 : 323,012.82 = 110,061.40 : x
  2. Step 2: Convert to fraction form
    215,474.92/323,012.82 = 110,061.40/x
  3. Step 3: Cross multiply
    215,474.92x = 323,012.82 × 110,061.40
  4. Step 4: Simplify right side
    215,474.92x = 35,551,243,187.15
  5. Step 5: Solve for x
    x = 35,551,243,187.15/215,474.92
  6. Step 6: Final answer
    x = 164,990.17

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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.