Home / 48,738.86-72,941.94-40,850.28

Finding the Fourth Proportional to 48,738.86, 72,941.94 and 40,850.28

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Solution

The fourth proportional to 48,738.86, 72,941.94 and 40,850.28 is: 61,135.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,738.86 : 72,941.94 = 40,850.28 : x
  2. Step 2: Convert to fraction form
    48,738.86/72,941.94 = 40,850.28/x
  3. Step 3: Cross multiply
    48,738.86x = 72,941.94 × 40,850.28
  4. Step 4: Simplify right side
    48,738.86x = 2,979,698,672.74
  5. Step 5: Solve for x
    x = 2,979,698,672.74/48,738.86
  6. Step 6: Final answer
    x = 61,135.99

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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.