Home / 247,850.87-342,035.33-140,441.84

Finding the Fourth Proportional to 247,850.87, 342,035.33 and 140,441.84

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Solution

The fourth proportional to 247,850.87, 342,035.33 and 140,441.84 is: 193,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,850.87 : 342,035.33 = 140,441.84 : x
  2. Step 2: Convert to fraction form
    247,850.87/342,035.33 = 140,441.84/x
  3. Step 3: Cross multiply
    247,850.87x = 342,035.33 × 140,441.84
  4. Step 4: Simplify right side
    247,850.87x = 48,036,068,677.82
  5. Step 5: Solve for x
    x = 48,036,068,677.82/247,850.87
  6. Step 6: Final answer
    x = 193,810.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.