Home / 48,760.92-73,039.32-31,141.08

Finding the Fourth Proportional to 48,760.92, 73,039.32 and 31,141.08

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Solution

The fourth proportional to 48,760.92, 73,039.32 and 31,141.08 is: 46,646.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,760.92 : 73,039.32 = 31,141.08 : x
  2. Step 2: Convert to fraction form
    48,760.92/73,039.32 = 31,141.08/x
  3. Step 3: Cross multiply
    48,760.92x = 73,039.32 × 31,141.08
  4. Step 4: Simplify right side
    48,760.92x = 2,274,523,307.27
  5. Step 5: Solve for x
    x = 2,274,523,307.27/48,760.92
  6. Step 6: Final answer
    x = 46,646.44

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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.