Home / 135,712.12-203,565.12-46,960.27

Finding the Fourth Proportional to 135,712.12, 203,565.12 and 46,960.27

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Solution

The fourth proportional to 135,712.12, 203,565.12 and 46,960.27 is: 70,439.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,712.12 : 203,565.12 = 46,960.27 : x
  2. Step 2: Convert to fraction form
    135,712.12/203,565.12 = 46,960.27/x
  3. Step 3: Cross multiply
    135,712.12x = 203,565.12 × 46,960.27
  4. Step 4: Simplify right side
    135,712.12x = 9,559,472,997.78
  5. Step 5: Solve for x
    x = 9,559,472,997.78/135,712.12
  6. Step 6: Final answer
    x = 70,439.35

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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.