Home / 121,840.72-182,770.80-41,846.62

Finding the Fourth Proportional to 121,840.72, 182,770.80 and 41,846.62

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Solution

The fourth proportional to 121,840.72, 182,770.80 and 41,846.62 is: 62,773.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,840.72 : 182,770.80 = 41,846.62 : x
  2. Step 2: Convert to fraction form
    121,840.72/182,770.80 = 41,846.62/x
  3. Step 3: Cross multiply
    121,840.72x = 182,770.80 × 41,846.62
  4. Step 4: Simplify right side
    121,840.72x = 7,648,340,214.70
  5. Step 5: Solve for x
    x = 7,648,340,214.70/121,840.72
  6. Step 6: Final answer
    x = 62,773.27

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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.