Home / 47,228.92-65,154.80-31,910.51

Finding the Fourth Proportional to 47,228.92, 65,154.80 and 31,910.51

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Solution

The fourth proportional to 47,228.92, 65,154.80 and 31,910.51 is: 44,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,228.92 : 65,154.80 = 31,910.51 : x
  2. Step 2: Convert to fraction form
    47,228.92/65,154.80 = 31,910.51/x
  3. Step 3: Cross multiply
    47,228.92x = 65,154.80 × 31,910.51
  4. Step 4: Simplify right side
    47,228.92x = 2,079,123,139.61
  5. Step 5: Solve for x
    x = 2,079,123,139.61/47,228.92
  6. Step 6: Final answer
    x = 44,022.25

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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.