Home / 48,622.78-72,816.60-40,241.10

Finding the Fourth Proportional to 48,622.78, 72,816.60 and 40,241.10

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Solution

The fourth proportional to 48,622.78, 72,816.60 and 40,241.10 is: 60,264.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,622.78 : 72,816.60 = 40,241.10 : x
  2. Step 2: Convert to fraction form
    48,622.78/72,816.60 = 40,241.10/x
  3. Step 3: Cross multiply
    48,622.78x = 72,816.60 × 40,241.10
  4. Step 4: Simplify right side
    48,622.78x = 2,930,220,082.26
  5. Step 5: Solve for x
    x = 2,930,220,082.26/48,622.78
  6. Step 6: Final answer
    x = 60,264.35

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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.