Home / 123,291.20-184,938.03-39,049.76

Finding the Fourth Proportional to 123,291.20, 184,938.03 and 39,049.76

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Solution

The fourth proportional to 123,291.20, 184,938.03 and 39,049.76 is: 58,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,291.20 : 184,938.03 = 39,049.76 : x
  2. Step 2: Convert to fraction form
    123,291.20/184,938.03 = 39,049.76/x
  3. Step 3: Cross multiply
    123,291.20x = 184,938.03 × 39,049.76
  4. Step 4: Simplify right side
    123,291.20x = 7,221,785,686.37
  5. Step 5: Solve for x
    x = 7,221,785,686.37/123,291.20
  6. Step 6: Final answer
    x = 58,575.03

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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.