Home / 219,836.24-329,643.48-156,620.24

Finding the Fourth Proportional to 219,836.24, 329,643.48 and 156,620.24

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Solution

The fourth proportional to 219,836.24, 329,643.48 and 156,620.24 is: 234,851.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,836.24 : 329,643.48 = 156,620.24 : x
  2. Step 2: Convert to fraction form
    219,836.24/329,643.48 = 156,620.24/x
  3. Step 3: Cross multiply
    219,836.24x = 329,643.48 × 156,620.24
  4. Step 4: Simplify right side
    219,836.24x = 51,628,840,952.04
  5. Step 5: Solve for x
    x = 51,628,840,952.04/219,836.24
  6. Step 6: Final answer
    x = 234,851.36

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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.