Home / 123,151.22-184,725.73-38,911.38

Finding the Fourth Proportional to 123,151.22, 184,725.73 and 38,911.38

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Solution

The fourth proportional to 123,151.22, 184,725.73 and 38,911.38 is: 58,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,151.22 : 184,725.73 = 38,911.38 : x
  2. Step 2: Convert to fraction form
    123,151.22/184,725.73 = 38,911.38/x
  3. Step 3: Cross multiply
    123,151.22x = 184,725.73 × 38,911.38
  4. Step 4: Simplify right side
    123,151.22x = 7,187,933,075.81
  5. Step 5: Solve for x
    x = 7,187,933,075.81/123,151.22
  6. Step 6: Final answer
    x = 58,366.72

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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.