Home / 65,937.22-98,836.10-21,552.05

Finding the Fourth Proportional to 65,937.22, 98,836.10 and 21,552.05

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Solution

The fourth proportional to 65,937.22, 98,836.10 and 21,552.05 is: 32,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,937.22 : 98,836.10 = 21,552.05 : x
  2. Step 2: Convert to fraction form
    65,937.22/98,836.10 = 21,552.05/x
  3. Step 3: Cross multiply
    65,937.22x = 98,836.10 × 21,552.05
  4. Step 4: Simplify right side
    65,937.22x = 2,130,120,461.24
  5. Step 5: Solve for x
    x = 2,130,120,461.24/65,937.22
  6. Step 6: Final answer
    x = 32,305.28

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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.