Home / 219,730.59-329,596.02-79,456.41

Finding the Fourth Proportional to 219,730.59, 329,596.02 and 79,456.41

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Solution

The fourth proportional to 219,730.59, 329,596.02 and 79,456.41 is: 119,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,730.59 : 329,596.02 = 79,456.41 : x
  2. Step 2: Convert to fraction form
    219,730.59/329,596.02 = 79,456.41/x
  3. Step 3: Cross multiply
    219,730.59x = 329,596.02 × 79,456.41
  4. Step 4: Simplify right side
    219,730.59x = 26,188,516,499.49
  5. Step 5: Solve for x
    x = 26,188,516,499.49/219,730.59
  6. Step 6: Final answer
    x = 119,184.66

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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.