Home / 345,941.48-518,869.26-93,241.70

Finding the Fourth Proportional to 345,941.48, 518,869.26 and 93,241.70

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Solution

The fourth proportional to 345,941.48, 518,869.26 and 93,241.70 is: 139,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,941.48 : 518,869.26 = 93,241.70 : x
  2. Step 2: Convert to fraction form
    345,941.48/518,869.26 = 93,241.70/x
  3. Step 3: Cross multiply
    345,941.48x = 518,869.26 × 93,241.70
  4. Step 4: Simplify right side
    345,941.48x = 48,380,251,880.14
  5. Step 5: Solve for x
    x = 48,380,251,880.14/345,941.48
  6. Step 6: Final answer
    x = 139,850.97

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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.