Home / 62,942.28-86,860.35-34,647.75

Finding the Fourth Proportional to 62,942.28, 86,860.35 and 34,647.75

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Solution

The fourth proportional to 62,942.28, 86,860.35 and 34,647.75 is: 47,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,942.28 : 86,860.35 = 34,647.75 : x
  2. Step 2: Convert to fraction form
    62,942.28/86,860.35 = 34,647.75/x
  3. Step 3: Cross multiply
    62,942.28x = 86,860.35 × 34,647.75
  4. Step 4: Simplify right side
    62,942.28x = 3,009,515,691.71
  5. Step 5: Solve for x
    x = 3,009,515,691.71/62,942.28
  6. Step 6: Final answer
    x = 47,813.90

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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.