Home / 219,408.27-329,125.16-61,649.02

Finding the Fourth Proportional to 219,408.27, 329,125.16 and 61,649.02

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Solution

The fourth proportional to 219,408.27, 329,125.16 and 61,649.02 is: 92,477.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,408.27 : 329,125.16 = 61,649.02 : x
  2. Step 2: Convert to fraction form
    219,408.27/329,125.16 = 61,649.02/x
  3. Step 3: Cross multiply
    219,408.27x = 329,125.16 × 61,649.02
  4. Step 4: Simplify right side
    219,408.27x = 20,290,243,571.34
  5. Step 5: Solve for x
    x = 20,290,243,571.34/219,408.27
  6. Step 6: Final answer
    x = 92,477.11

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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.