Home / 79,191.24-109,280.04-43,381.44

Finding the Fourth Proportional to 79,191.24, 109,280.04 and 43,381.44

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Solution

The fourth proportional to 79,191.24, 109,280.04 and 43,381.44 is: 59,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,191.24 : 109,280.04 = 43,381.44 : x
  2. Step 2: Convert to fraction form
    79,191.24/109,280.04 = 43,381.44/x
  3. Step 3: Cross multiply
    79,191.24x = 109,280.04 × 43,381.44
  4. Step 4: Simplify right side
    79,191.24x = 4,740,725,498.46
  5. Step 5: Solve for x
    x = 4,740,725,498.46/79,191.24
  6. Step 6: Final answer
    x = 59,864.27

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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.