Home / 52,938.78-73,046.90-30,274.12

Finding the Fourth Proportional to 52,938.78, 73,046.90 and 30,274.12

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Solution

The fourth proportional to 52,938.78, 73,046.90 and 30,274.12 is: 41,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,938.78 : 73,046.90 = 30,274.12 : x
  2. Step 2: Convert to fraction form
    52,938.78/73,046.90 = 30,274.12/x
  3. Step 3: Cross multiply
    52,938.78x = 73,046.90 × 30,274.12
  4. Step 4: Simplify right side
    52,938.78x = 2,211,430,202.04
  5. Step 5: Solve for x
    x = 2,211,430,202.04/52,938.78
  6. Step 6: Final answer
    x = 41,773.35

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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.