Home / 55,188-76,168.08-32,844.96

Finding the Fourth Proportional to 55,188, 76,168.08 and 32,844.96

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Solution

The fourth proportional to 55,188, 76,168.08 and 32,844.96 is: 45,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,188 : 76,168.08 = 32,844.96 : x
  2. Step 2: Convert to fraction form
    55,188/76,168.08 = 32,844.96/x
  3. Step 3: Cross multiply
    55,188x = 76,168.08 × 32,844.96
  4. Step 4: Simplify right side
    55,188x = 2,501,737,540.88
  5. Step 5: Solve for x
    x = 2,501,737,540.88/55,188
  6. Step 6: Final answer
    x = 45,331.19

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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.