Home / 147,626.35-221,474.69-47,786.56

Finding the Fourth Proportional to 147,626.35, 221,474.69 and 47,786.56

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Solution

The fourth proportional to 147,626.35, 221,474.69 and 47,786.56 is: 71,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,626.35 : 221,474.69 = 47,786.56 : x
  2. Step 2: Convert to fraction form
    147,626.35/221,474.69 = 47,786.56/x
  3. Step 3: Cross multiply
    147,626.35x = 221,474.69 × 47,786.56
  4. Step 4: Simplify right side
    147,626.35x = 10,583,513,562.17
  5. Step 5: Solve for x
    x = 10,583,513,562.17/147,626.35
  6. Step 6: Final answer
    x = 71,691.22

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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.