Home / 48,105.95-66,316.37-33,720.96

Finding the Fourth Proportional to 48,105.95, 66,316.37 and 33,720.96

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Solution

The fourth proportional to 48,105.95, 66,316.37 and 33,720.96 is: 46,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,105.95 : 66,316.37 = 33,720.96 : x
  2. Step 2: Convert to fraction form
    48,105.95/66,316.37 = 33,720.96/x
  3. Step 3: Cross multiply
    48,105.95x = 66,316.37 × 33,720.96
  4. Step 4: Simplify right side
    48,105.95x = 2,236,251,744.42
  5. Step 5: Solve for x
    x = 2,236,251,744.42/48,105.95
  6. Step 6: Final answer
    x = 46,485.97

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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.