Home / 100,822-151,258.04-41,674.72

Finding the Fourth Proportional to 100,822, 151,258.04 and 41,674.72

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Solution

The fourth proportional to 100,822, 151,258.04 and 41,674.72 is: 62,522.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,822 : 151,258.04 = 41,674.72 : x
  2. Step 2: Convert to fraction form
    100,822/151,258.04 = 41,674.72/x
  3. Step 3: Cross multiply
    100,822x = 151,258.04 × 41,674.72
  4. Step 4: Simplify right side
    100,822x = 6,303,636,464.75
  5. Step 5: Solve for x
    x = 6,303,636,464.75/100,822
  6. Step 6: Final answer
    x = 62,522.43

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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.