Home / 55,832.67-83,761.29-30,909.06

Finding the Fourth Proportional to 55,832.67, 83,761.29 and 30,909.06

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Solution

The fourth proportional to 55,832.67, 83,761.29 and 30,909.06 is: 46,370.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,832.67 : 83,761.29 = 30,909.06 : x
  2. Step 2: Convert to fraction form
    55,832.67/83,761.29 = 30,909.06/x
  3. Step 3: Cross multiply
    55,832.67x = 83,761.29 × 30,909.06
  4. Step 4: Simplify right side
    55,832.67x = 2,588,982,738.29
  5. Step 5: Solve for x
    x = 2,588,982,738.29/55,832.67
  6. Step 6: Final answer
    x = 46,370.39

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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.