Home / 111,926.19-167,777.10-51,996.80

Finding the Fourth Proportional to 111,926.19, 167,777.10 and 51,996.80

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Solution

The fourth proportional to 111,926.19, 167,777.10 and 51,996.80 is: 77,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,926.19 : 167,777.10 = 51,996.80 : x
  2. Step 2: Convert to fraction form
    111,926.19/167,777.10 = 51,996.80/x
  3. Step 3: Cross multiply
    111,926.19x = 167,777.10 × 51,996.80
  4. Step 4: Simplify right side
    111,926.19x = 8,723,871,474.39
  5. Step 5: Solve for x
    x = 8,723,871,474.39/111,926.19
  6. Step 6: Final answer
    x = 77,943.08

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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.