Home / 65,668.02-98,523.90-21,296.22

Finding the Fourth Proportional to 65,668.02, 98,523.90 and 21,296.22

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Solution

The fourth proportional to 65,668.02, 98,523.90 and 21,296.22 is: 31,951.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,668.02 : 98,523.90 = 21,296.22 : x
  2. Step 2: Convert to fraction form
    65,668.02/98,523.90 = 21,296.22/x
  3. Step 3: Cross multiply
    65,668.02x = 98,523.90 × 21,296.22
  4. Step 4: Simplify right side
    65,668.02x = 2,098,186,649.66
  5. Step 5: Solve for x
    x = 2,098,186,649.66/65,668.02
  6. Step 6: Final answer
    x = 31,951.42

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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.