Home / 219,423.42-329,147.94-61,664.16

Finding the Fourth Proportional to 219,423.42, 329,147.94 and 61,664.16

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Solution

The fourth proportional to 219,423.42, 329,147.94 and 61,664.16 is: 92,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,423.42 : 329,147.94 = 61,664.16 : x
  2. Step 2: Convert to fraction form
    219,423.42/329,147.94 = 61,664.16/x
  3. Step 3: Cross multiply
    219,423.42x = 329,147.94 × 61,664.16
  4. Step 4: Simplify right side
    219,423.42x = 20,296,631,235.83
  5. Step 5: Solve for x
    x = 20,296,631,235.83/219,423.42
  6. Step 6: Final answer
    x = 92,499.84

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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.