Home / 48,716.91-67,238.24-40,746.51

Finding the Fourth Proportional to 48,716.91, 67,238.24 and 40,746.51

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Solution

The fourth proportional to 48,716.91, 67,238.24 and 40,746.51 is: 56,237.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,716.91 : 67,238.24 = 40,746.51 : x
  2. Step 2: Convert to fraction form
    48,716.91/67,238.24 = 40,746.51/x
  3. Step 3: Cross multiply
    48,716.91x = 67,238.24 × 40,746.51
  4. Step 4: Simplify right side
    48,716.91x = 2,739,723,414.81
  5. Step 5: Solve for x
    x = 2,739,723,414.81/48,716.91
  6. Step 6: Final answer
    x = 56,237.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.