Home / 55,767.06-76,900.31-33,101.69

Finding the Fourth Proportional to 55,767.06, 76,900.31 and 33,101.69

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Solution

The fourth proportional to 55,767.06, 76,900.31 and 33,101.69 is: 45,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,767.06 : 76,900.31 = 33,101.69 : x
  2. Step 2: Convert to fraction form
    55,767.06/76,900.31 = 33,101.69/x
  3. Step 3: Cross multiply
    55,767.06x = 76,900.31 × 33,101.69
  4. Step 4: Simplify right side
    55,767.06x = 2,545,530,106.03
  5. Step 5: Solve for x
    x = 2,545,530,106.03/55,767.06
  6. Step 6: Final answer
    x = 45,645.77

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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.