Home / 123,078.23-184,618.81-34,326.34

Finding the Fourth Proportional to 123,078.23, 184,618.81 and 34,326.34

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Solution

The fourth proportional to 123,078.23, 184,618.81 and 34,326.34 is: 51,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,078.23 : 184,618.81 = 34,326.34 : x
  2. Step 2: Convert to fraction form
    123,078.23/184,618.81 = 34,326.34/x
  3. Step 3: Cross multiply
    123,078.23x = 184,618.81 × 34,326.34
  4. Step 4: Simplify right side
    123,078.23x = 6,337,287,119.36
  5. Step 5: Solve for x
    x = 6,337,287,119.36/123,078.23
  6. Step 6: Final answer
    x = 51,489.91

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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.