Home / 55,869.67-77,101.66-30,377.75

Finding the Fourth Proportional to 55,869.67, 77,101.66 and 30,377.75

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Solution

The fourth proportional to 55,869.67, 77,101.66 and 30,377.75 is: 41,922.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,869.67 : 77,101.66 = 30,377.75 : x
  2. Step 2: Convert to fraction form
    55,869.67/77,101.66 = 30,377.75/x
  3. Step 3: Cross multiply
    55,869.67x = 77,101.66 × 30,377.75
  4. Step 4: Simplify right side
    55,869.67x = 2,342,174,952.07
  5. Step 5: Solve for x
    x = 2,342,174,952.07/55,869.67
  6. Step 6: Final answer
    x = 41,922.12

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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.