Home / 55,062.30-75,998.07-36,201.18

Finding the Fourth Proportional to 55,062.30, 75,998.07 and 36,201.18

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Solution

The fourth proportional to 55,062.30, 75,998.07 and 36,201.18 is: 49,965.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,062.30 : 75,998.07 = 36,201.18 : x
  2. Step 2: Convert to fraction form
    55,062.30/75,998.07 = 36,201.18/x
  3. Step 3: Cross multiply
    55,062.30x = 75,998.07 × 36,201.18
  4. Step 4: Simplify right side
    55,062.30x = 2,751,219,811.72
  5. Step 5: Solve for x
    x = 2,751,219,811.72/55,062.30
  6. Step 6: Final answer
    x = 49,965.58

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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.