Home / 135,362.36-203,085.06-60,545.48

Finding the Fourth Proportional to 135,362.36, 203,085.06 and 60,545.48

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Solution

The fourth proportional to 135,362.36, 203,085.06 and 60,545.48 is: 90,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,362.36 : 203,085.06 = 60,545.48 : x
  2. Step 2: Convert to fraction form
    135,362.36/203,085.06 = 60,545.48/x
  3. Step 3: Cross multiply
    135,362.36x = 203,085.06 × 60,545.48
  4. Step 4: Simplify right side
    135,362.36x = 12,295,882,438.53
  5. Step 5: Solve for x
    x = 12,295,882,438.53/135,362.36
  6. Step 6: Final answer
    x = 90,836.79

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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.