Home / 61,235.22-91,811.07-31,175.58

Finding the Fourth Proportional to 61,235.22, 91,811.07 and 31,175.58

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Solution

The fourth proportional to 61,235.22, 91,811.07 and 31,175.58 is: 46,742.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,235.22 : 91,811.07 = 31,175.58 : x
  2. Step 2: Convert to fraction form
    61,235.22/91,811.07 = 31,175.58/x
  3. Step 3: Cross multiply
    61,235.22x = 91,811.07 × 31,175.58
  4. Step 4: Simplify right side
    61,235.22x = 2,862,263,357.67
  5. Step 5: Solve for x
    x = 2,862,263,357.67/61,235.22
  6. Step 6: Final answer
    x = 46,742.11

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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.