Home / 69,351.48-95,803.02-55,186.20

Finding the Fourth Proportional to 69,351.48, 95,803.02 and 55,186.20

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Solution

The fourth proportional to 69,351.48, 95,803.02 and 55,186.20 is: 76,234.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,351.48 : 95,803.02 = 55,186.20 : x
  2. Step 2: Convert to fraction form
    69,351.48/95,803.02 = 55,186.20/x
  3. Step 3: Cross multiply
    69,351.48x = 95,803.02 × 55,186.20
  4. Step 4: Simplify right side
    69,351.48x = 5,287,004,622.32
  5. Step 5: Solve for x
    x = 5,287,004,622.32/69,351.48
  6. Step 6: Final answer
    x = 76,234.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.