Home / 55,441.26-83,063.35-31,747.86

Finding the Fourth Proportional to 55,441.26, 83,063.35 and 31,747.86

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Solution

The fourth proportional to 55,441.26, 83,063.35 and 31,747.86 is: 47,565.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,441.26 : 83,063.35 = 31,747.86 : x
  2. Step 2: Convert to fraction form
    55,441.26/83,063.35 = 31,747.86/x
  3. Step 3: Cross multiply
    55,441.26x = 83,063.35 × 31,747.86
  4. Step 4: Simplify right side
    55,441.26x = 2,637,083,606.93
  5. Step 5: Solve for x
    x = 2,637,083,606.93/55,441.26
  6. Step 6: Final answer
    x = 47,565.36

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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.