Home / 64,783.12-97,177.24-18,040.08

Finding the Fourth Proportional to 64,783.12, 97,177.24 and 18,040.08

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Solution

The fourth proportional to 64,783.12, 97,177.24 and 18,040.08 is: 27,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,783.12 : 97,177.24 = 18,040.08 : x
  2. Step 2: Convert to fraction form
    64,783.12/97,177.24 = 18,040.08/x
  3. Step 3: Cross multiply
    64,783.12x = 97,177.24 × 18,040.08
  4. Step 4: Simplify right side
    64,783.12x = 1,753,085,183.78
  5. Step 5: Solve for x
    x = 1,753,085,183.78/64,783.12
  6. Step 6: Final answer
    x = 27,060.83

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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.