Home / 136,073.52-204,064.86-57,173.04

Finding the Fourth Proportional to 136,073.52, 204,064.86 and 57,173.04

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Solution

The fourth proportional to 136,073.52, 204,064.86 and 57,173.04 is: 85,740.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,073.52 : 204,064.86 = 57,173.04 : x
  2. Step 2: Convert to fraction form
    136,073.52/204,064.86 = 57,173.04/x
  3. Step 3: Cross multiply
    136,073.52x = 204,064.86 × 57,173.04
  4. Step 4: Simplify right side
    136,073.52x = 11,667,008,403.37
  5. Step 5: Solve for x
    x = 11,667,008,403.37/136,073.52
  6. Step 6: Final answer
    x = 85,740.48

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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.