Home / 49,553.80-74,330.70-40,222.60

Finding the Fourth Proportional to 49,553.80, 74,330.70 and 40,222.60

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Solution

The fourth proportional to 49,553.80, 74,330.70 and 40,222.60 is: 60,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,553.80 : 74,330.70 = 40,222.60 : x
  2. Step 2: Convert to fraction form
    49,553.80/74,330.70 = 40,222.60/x
  3. Step 3: Cross multiply
    49,553.80x = 74,330.70 × 40,222.60
  4. Step 4: Simplify right side
    49,553.80x = 2,989,774,013.82
  5. Step 5: Solve for x
    x = 2,989,774,013.82/49,553.80
  6. Step 6: Final answer
    x = 60,333.90

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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.