Home / 52,991.60-73,135.32-34,183.40

Finding the Fourth Proportional to 52,991.60, 73,135.32 and 34,183.40

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Solution

The fourth proportional to 52,991.60, 73,135.32 and 34,183.40 is: 47,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,991.60 : 73,135.32 = 34,183.40 : x
  2. Step 2: Convert to fraction form
    52,991.60/73,135.32 = 34,183.40/x
  3. Step 3: Cross multiply
    52,991.60x = 73,135.32 × 34,183.40
  4. Step 4: Simplify right side
    52,991.60x = 2,500,013,897.69
  5. Step 5: Solve for x
    x = 2,500,013,897.69/52,991.60
  6. Step 6: Final answer
    x = 47,177.55

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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.