Home / 162,529.35-243,794.03-103,626.15

Finding the Fourth Proportional to 162,529.35, 243,794.03 and 103,626.15

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Solution

The fourth proportional to 162,529.35, 243,794.03 and 103,626.15 is: 155,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,529.35 : 243,794.03 = 103,626.15 : x
  2. Step 2: Convert to fraction form
    162,529.35/243,794.03 = 103,626.15/x
  3. Step 3: Cross multiply
    162,529.35x = 243,794.03 × 103,626.15
  4. Step 4: Simplify right side
    162,529.35x = 25,263,436,721.88
  5. Step 5: Solve for x
    x = 25,263,436,721.88/162,529.35
  6. Step 6: Final answer
    x = 155,439.23

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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.