Home / 64,949.31-97,427.75-18,205.83

Finding the Fourth Proportional to 64,949.31, 97,427.75 and 18,205.83

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Solution

The fourth proportional to 64,949.31, 97,427.75 and 18,205.83 is: 27,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,949.31 : 97,427.75 = 18,205.83 : x
  2. Step 2: Convert to fraction form
    64,949.31/97,427.75 = 18,205.83/x
  3. Step 3: Cross multiply
    64,949.31x = 97,427.75 × 18,205.83
  4. Step 4: Simplify right side
    64,949.31x = 1,773,752,962.75
  5. Step 5: Solve for x
    x = 1,773,752,962.75/64,949.31
  6. Step 6: Final answer
    x = 27,309.80

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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.