Home / 43,678.98-65,518.41-34,872.66

Finding the Fourth Proportional to 43,678.98, 65,518.41 and 34,872.66

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Solution

The fourth proportional to 43,678.98, 65,518.41 and 34,872.66 is: 52,308.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,678.98 : 65,518.41 = 34,872.66 : x
  2. Step 2: Convert to fraction form
    43,678.98/65,518.41 = 34,872.66/x
  3. Step 3: Cross multiply
    43,678.98x = 65,518.41 × 34,872.66
  4. Step 4: Simplify right side
    43,678.98x = 2,284,801,235.67
  5. Step 5: Solve for x
    x = 2,284,801,235.67/43,678.98
  6. Step 6: Final answer
    x = 52,308.94

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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.