Home / 219,835.24-329,641.98-156,619.24

Finding the Fourth Proportional to 219,835.24, 329,641.98 and 156,619.24

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Solution

The fourth proportional to 219,835.24, 329,641.98 and 156,619.24 is: 234,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,835.24 : 329,641.98 = 156,619.24 : x
  2. Step 2: Convert to fraction form
    219,835.24/329,641.98 = 156,619.24/x
  3. Step 3: Cross multiply
    219,835.24x = 329,641.98 × 156,619.24
  4. Step 4: Simplify right side
    219,835.24x = 51,628,276,379.70
  5. Step 5: Solve for x
    x = 51,628,276,379.70/219,835.24
  6. Step 6: Final answer
    x = 234,849.86

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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.