Home / 62,145.12-85,757.44-33,850.72

Finding the Fourth Proportional to 62,145.12, 85,757.44 and 33,850.72

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Solution

The fourth proportional to 62,145.12, 85,757.44 and 33,850.72 is: 46,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,145.12 : 85,757.44 = 33,850.72 : x
  2. Step 2: Convert to fraction form
    62,145.12/85,757.44 = 33,850.72/x
  3. Step 3: Cross multiply
    62,145.12x = 85,757.44 × 33,850.72
  4. Step 4: Simplify right side
    62,145.12x = 2,902,951,089.36
  5. Step 5: Solve for x
    x = 2,902,951,089.36/62,145.12
  6. Step 6: Final answer
    x = 46,712.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.