Home / 100,794.13-151,213.06-30,671.62

Finding the Fourth Proportional to 100,794.13, 151,213.06 and 30,671.62

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Solution

The fourth proportional to 100,794.13, 151,213.06 and 30,671.62 is: 46,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,794.13 : 151,213.06 = 30,671.62 : x
  2. Step 2: Convert to fraction form
    100,794.13/151,213.06 = 30,671.62/x
  3. Step 3: Cross multiply
    100,794.13x = 151,213.06 × 30,671.62
  4. Step 4: Simplify right side
    100,794.13x = 4,637,949,515.36
  5. Step 5: Solve for x
    x = 4,637,949,515.36/100,794.13
  6. Step 6: Final answer
    x = 46,014.08

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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.