Home / 219,746.50-329,424.26-79,473.94

Finding the Fourth Proportional to 219,746.50, 329,424.26 and 79,473.94

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Solution

The fourth proportional to 219,746.50, 329,424.26 and 79,473.94 is: 119,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,746.50 : 329,424.26 = 79,473.94 : x
  2. Step 2: Convert to fraction form
    219,746.50/329,424.26 = 79,473.94/x
  3. Step 3: Cross multiply
    219,746.50x = 329,424.26 × 79,473.94
  4. Step 4: Simplify right side
    219,746.50x = 26,180,643,873.78
  5. Step 5: Solve for x
    x = 26,180,643,873.78/219,746.50
  6. Step 6: Final answer
    x = 119,140.21

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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.