Home / 80,722.84-111,398.07-44,914.36

Finding the Fourth Proportional to 80,722.84, 111,398.07 and 44,914.36

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Solution

The fourth proportional to 80,722.84, 111,398.07 and 44,914.36 is: 61,982.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,722.84 : 111,398.07 = 44,914.36 : x
  2. Step 2: Convert to fraction form
    80,722.84/111,398.07 = 44,914.36/x
  3. Step 3: Cross multiply
    80,722.84x = 111,398.07 × 44,914.36
  4. Step 4: Simplify right side
    80,722.84x = 5,003,373,019.29
  5. Step 5: Solve for x
    x = 5,003,373,019.29/80,722.84
  6. Step 6: Final answer
    x = 61,982.12

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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.