Home / 55,713.38-76,832.25-44,420.42

Finding the Fourth Proportional to 55,713.38, 76,832.25 and 44,420.42

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Solution

The fourth proportional to 55,713.38, 76,832.25 and 44,420.42 is: 61,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,713.38 : 76,832.25 = 44,420.42 : x
  2. Step 2: Convert to fraction form
    55,713.38/76,832.25 = 44,420.42/x
  3. Step 3: Cross multiply
    55,713.38x = 76,832.25 × 44,420.42
  4. Step 4: Simplify right side
    55,713.38x = 3,412,920,814.55
  5. Step 5: Solve for x
    x = 3,412,920,814.55/55,713.38
  6. Step 6: Final answer
    x = 61,258.55

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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.