Home / 220,443.14-330,493.38-70,597.19

Finding the Fourth Proportional to 220,443.14, 330,493.38 and 70,597.19

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Solution

The fourth proportional to 220,443.14, 330,493.38 and 70,597.19 is: 105,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,443.14 : 330,493.38 = 70,597.19 : x
  2. Step 2: Convert to fraction form
    220,443.14/330,493.38 = 70,597.19/x
  3. Step 3: Cross multiply
    220,443.14x = 330,493.38 × 70,597.19
  4. Step 4: Simplify right side
    220,443.14x = 23,331,902,289.14
  5. Step 5: Solve for x
    x = 23,331,902,289.14/220,443.14
  6. Step 6: Final answer
    x = 105,840.91

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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.