Home / 65,840.22-98,763.53-21,466.91

Finding the Fourth Proportional to 65,840.22, 98,763.53 and 21,466.91

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Solution

The fourth proportional to 65,840.22, 98,763.53 and 21,466.91 is: 32,201.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,840.22 : 98,763.53 = 21,466.91 : x
  2. Step 2: Convert to fraction form
    65,840.22/98,763.53 = 21,466.91/x
  3. Step 3: Cross multiply
    65,840.22x = 98,763.53 × 21,466.91
  4. Step 4: Simplify right side
    65,840.22x = 2,120,147,208.64
  5. Step 5: Solve for x
    x = 2,120,147,208.64/65,840.22
  6. Step 6: Final answer
    x = 32,201.40

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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.