Home / 219,582.39-329,344.43-61,824.45

Finding the Fourth Proportional to 219,582.39, 329,344.43 and 61,824.45

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Solution

The fourth proportional to 219,582.39, 329,344.43 and 61,824.45 is: 92,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,582.39 : 329,344.43 = 61,824.45 : x
  2. Step 2: Convert to fraction form
    219,582.39/329,344.43 = 61,824.45/x
  3. Step 3: Cross multiply
    219,582.39x = 329,344.43 × 61,824.45
  4. Step 4: Simplify right side
    219,582.39x = 20,361,537,936.19
  5. Step 5: Solve for x
    x = 20,361,537,936.19/219,582.39
  6. Step 6: Final answer
    x = 92,728.46

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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.