Home / 79,467.04-109,626.62-57,910.56

Finding the Fourth Proportional to 79,467.04, 109,626.62 and 57,910.56

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Solution

The fourth proportional to 79,467.04, 109,626.62 and 57,910.56 is: 79,888.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,467.04 : 109,626.62 = 57,910.56 : x
  2. Step 2: Convert to fraction form
    79,467.04/109,626.62 = 57,910.56/x
  3. Step 3: Cross multiply
    79,467.04x = 109,626.62 × 57,910.56
  4. Step 4: Simplify right side
    79,467.04x = 6,348,539,468.81
  5. Step 5: Solve for x
    x = 6,348,539,468.81/79,467.04
  6. Step 6: Final answer
    x = 79,888.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.