Home / 55,652.86-76,801.26-30,502.36

Finding the Fourth Proportional to 55,652.86, 76,801.26 and 30,502.36

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Solution

The fourth proportional to 55,652.86, 76,801.26 and 30,502.36 is: 42,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,652.86 : 76,801.26 = 30,502.36 : x
  2. Step 2: Convert to fraction form
    55,652.86/76,801.26 = 30,502.36/x
  3. Step 3: Cross multiply
    55,652.86x = 76,801.26 × 30,502.36
  4. Step 4: Simplify right side
    55,652.86x = 2,342,619,680.97
  5. Step 5: Solve for x
    x = 2,342,619,680.97/55,652.86
  6. Step 6: Final answer
    x = 42,093.43

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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.