Home / 61,196.12-91,803.44-21,743.85

Finding the Fourth Proportional to 61,196.12, 91,803.44 and 21,743.85

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Solution

The fourth proportional to 61,196.12, 91,803.44 and 21,743.85 is: 32,619.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,196.12 : 91,803.44 = 21,743.85 : x
  2. Step 2: Convert to fraction form
    61,196.12/91,803.44 = 21,743.85/x
  3. Step 3: Cross multiply
    61,196.12x = 91,803.44 × 21,743.85
  4. Step 4: Simplify right side
    61,196.12x = 1,996,160,627.47
  5. Step 5: Solve for x
    x = 1,996,160,627.47/61,196.12
  6. Step 6: Final answer
    x = 32,619.07

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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.