Home / 49,401.70-74,102.55-41,200.45

Finding the Fourth Proportional to 49,401.70, 74,102.55 and 41,200.45

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Solution

The fourth proportional to 49,401.70, 74,102.55 and 41,200.45 is: 61,800.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,401.70 : 74,102.55 = 41,200.45 : x
  2. Step 2: Convert to fraction form
    49,401.70/74,102.55 = 41,200.45/x
  3. Step 3: Cross multiply
    49,401.70x = 74,102.55 × 41,200.45
  4. Step 4: Simplify right side
    49,401.70x = 3,053,058,406.15
  5. Step 5: Solve for x
    x = 3,053,058,406.15/49,401.70
  6. Step 6: Final answer
    x = 61,800.68

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1.5x scale

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.