Home / 52,204.10-78,133.35-40,453.70

Finding the Fourth Proportional to 52,204.10, 78,133.35 and 40,453.70

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Solution

The fourth proportional to 52,204.10, 78,133.35 and 40,453.70 is: 60,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,204.10 : 78,133.35 = 40,453.70 : x
  2. Step 2: Convert to fraction form
    52,204.10/78,133.35 = 40,453.70/x
  3. Step 3: Cross multiply
    52,204.10x = 78,133.35 × 40,453.70
  4. Step 4: Simplify right side
    52,204.10x = 3,160,783,100.90
  5. Step 5: Solve for x
    x = 3,160,783,100.90/52,204.10
  6. Step 6: Final answer
    x = 60,546.64

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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.