Home / 55,743.93-76,921.47-33,079.01

Finding the Fourth Proportional to 55,743.93, 76,921.47 and 33,079.01

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Solution

The fourth proportional to 55,743.93, 76,921.47 and 33,079.01 is: 45,645.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,743.93 : 76,921.47 = 33,079.01 : x
  2. Step 2: Convert to fraction form
    55,743.93/76,921.47 = 33,079.01/x
  3. Step 3: Cross multiply
    55,743.93x = 76,921.47 × 33,079.01
  4. Step 4: Simplify right side
    55,743.93x = 2,544,485,690.74
  5. Step 5: Solve for x
    x = 2,544,485,690.74/55,743.93
  6. Step 6: Final answer
    x = 45,645.97

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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.