Home / 51,777.02-77,695.03-20,182.97

Finding the Fourth Proportional to 51,777.02, 77,695.03 and 20,182.97

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Solution

The fourth proportional to 51,777.02, 77,695.03 and 20,182.97 is: 30,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,777.02 : 77,695.03 = 20,182.97 : x
  2. Step 2: Convert to fraction form
    51,777.02/77,695.03 = 20,182.97/x
  3. Step 3: Cross multiply
    51,777.02x = 77,695.03 × 20,182.97
  4. Step 4: Simplify right side
    51,777.02x = 1,568,116,459.64
  5. Step 5: Solve for x
    x = 1,568,116,459.64/51,777.02
  6. Step 6: Final answer
    x = 30,285.95

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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.