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Finding the Fourth Proportional to 79,333.68, 109,482.84 and 43,525.92

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Solution

The fourth proportional to 79,333.68, 109,482.84 and 43,525.92 is: 60,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,333.68 : 109,482.84 = 43,525.92 : x
  2. Step 2: Convert to fraction form
    79,333.68/109,482.84 = 43,525.92/x
  3. Step 3: Cross multiply
    79,333.68x = 109,482.84 × 43,525.92
  4. Step 4: Simplify right side
    79,333.68x = 4,765,341,335.21
  5. Step 5: Solve for x
    x = 4,765,341,335.21/79,333.68
  6. Step 6: Final answer
    x = 60,067.07

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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.