Home / 65,208.14-97,775.49-20,824.46

Finding the Fourth Proportional to 65,208.14, 97,775.49 and 20,824.46

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Solution

The fourth proportional to 65,208.14, 97,775.49 and 20,824.46 is: 31,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,208.14 : 97,775.49 = 20,824.46 : x
  2. Step 2: Convert to fraction form
    65,208.14/97,775.49 = 20,824.46/x
  3. Step 3: Cross multiply
    65,208.14x = 97,775.49 × 20,824.46
  4. Step 4: Simplify right side
    65,208.14x = 2,036,121,780.49
  5. Step 5: Solve for x
    x = 2,036,121,780.49/65,208.14
  6. Step 6: Final answer
    x = 31,224.96

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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.