Home / 220,357.64-330,477.42-95,669

Finding the Fourth Proportional to 220,357.64, 330,477.42 and 95,669

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Solution

The fourth proportional to 220,357.64, 330,477.42 and 95,669 is: 143,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,357.64 : 330,477.42 = 95,669 : x
  2. Step 2: Convert to fraction form
    220,357.64/330,477.42 = 95,669/x
  3. Step 3: Cross multiply
    220,357.64x = 330,477.42 × 95,669
  4. Step 4: Simplify right side
    220,357.64x = 31,616,444,293.98
  5. Step 5: Solve for x
    x = 31,616,444,293.98/220,357.64
  6. Step 6: Final answer
    x = 143,477.87

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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.