Home / 81,964.02-122,754.67-63,094.33

Finding the Fourth Proportional to 81,964.02, 122,754.67 and 63,094.33

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Solution

The fourth proportional to 81,964.02, 122,754.67 and 63,094.33 is: 94,494.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,964.02 : 122,754.67 = 63,094.33 : x
  2. Step 2: Convert to fraction form
    81,964.02/122,754.67 = 63,094.33/x
  3. Step 3: Cross multiply
    81,964.02x = 122,754.67 × 63,094.33
  4. Step 4: Simplify right side
    81,964.02x = 7,745,123,658.02
  5. Step 5: Solve for x
    x = 7,745,123,658.02/81,964.02
  6. Step 6: Final answer
    x = 94,494.19

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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.