Home / 123,027.10-184,540.65-39,921.10

Finding the Fourth Proportional to 123,027.10, 184,540.65 and 39,921.10

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Solution

The fourth proportional to 123,027.10, 184,540.65 and 39,921.10 is: 59,881.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,027.10 : 184,540.65 = 39,921.10 : x
  2. Step 2: Convert to fraction form
    123,027.10/184,540.65 = 39,921.10/x
  3. Step 3: Cross multiply
    123,027.10x = 184,540.65 × 39,921.10
  4. Step 4: Simplify right side
    123,027.10x = 7,367,065,742.72
  5. Step 5: Solve for x
    x = 7,367,065,742.72/123,027.10
  6. Step 6: Final answer
    x = 59,881.65

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1.5x scale

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.