Home / 63,037.36-86,990.52-34,745.68

Finding the Fourth Proportional to 63,037.36, 86,990.52 and 34,745.68

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Solution

The fourth proportional to 63,037.36, 86,990.52 and 34,745.68 is: 47,948.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,037.36 : 86,990.52 = 34,745.68 : x
  2. Step 2: Convert to fraction form
    63,037.36/86,990.52 = 34,745.68/x
  3. Step 3: Cross multiply
    63,037.36x = 86,990.52 × 34,745.68
  4. Step 4: Simplify right side
    63,037.36x = 3,022,544,770.95
  5. Step 5: Solve for x
    x = 3,022,544,770.95/63,037.36
  6. Step 6: Final answer
    x = 47,948.47

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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.