Home / 55,764.93-76,956.96-30,272.34

Finding the Fourth Proportional to 55,764.93, 76,956.96 and 30,272.34

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Solution

The fourth proportional to 55,764.93, 76,956.96 and 30,272.34 is: 41,776.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,764.93 : 76,956.96 = 30,272.34 : x
  2. Step 2: Convert to fraction form
    55,764.93/76,956.96 = 30,272.34/x
  3. Step 3: Cross multiply
    55,764.93x = 76,956.96 × 30,272.34
  4. Step 4: Simplify right side
    55,764.93x = 2,329,667,258.49
  5. Step 5: Solve for x
    x = 2,329,667,258.49/55,764.93
  6. Step 6: Final answer
    x = 41,776.57

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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.