Home / 65,221.02-97,844.17-27,780.46

Finding the Fourth Proportional to 65,221.02, 97,844.17 and 27,780.46

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Solution

The fourth proportional to 65,221.02, 97,844.17 and 27,780.46 is: 41,676.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,221.02 : 97,844.17 = 27,780.46 : x
  2. Step 2: Convert to fraction form
    65,221.02/97,844.17 = 27,780.46/x
  3. Step 3: Cross multiply
    65,221.02x = 97,844.17 × 27,780.46
  4. Step 4: Simplify right side
    65,221.02x = 2,718,156,050.92
  5. Step 5: Solve for x
    x = 2,718,156,050.92/65,221.02
  6. Step 6: Final answer
    x = 41,676.07

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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.