Home / 110,868.23-166,271.94-39,777.71

Finding the Fourth Proportional to 110,868.23, 166,271.94 and 39,777.71

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Solution

The fourth proportional to 110,868.23, 166,271.94 and 39,777.71 is: 59,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,868.23 : 166,271.94 = 39,777.71 : x
  2. Step 2: Convert to fraction form
    110,868.23/166,271.94 = 39,777.71/x
  3. Step 3: Cross multiply
    110,868.23x = 166,271.94 × 39,777.71
  4. Step 4: Simplify right side
    110,868.23x = 6,613,916,179.10
  5. Step 5: Solve for x
    x = 6,613,916,179.10/110,868.23
  6. Step 6: Final answer
    x = 59,655.65

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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.