Home / 55,171.35-76,142.07-32,517.36

Finding the Fourth Proportional to 55,171.35, 76,142.07 and 32,517.36

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Solution

The fourth proportional to 55,171.35, 76,142.07 and 32,517.36 is: 44,877.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,171.35 : 76,142.07 = 32,517.36 : x
  2. Step 2: Convert to fraction form
    55,171.35/76,142.07 = 32,517.36/x
  3. Step 3: Cross multiply
    55,171.35x = 76,142.07 × 32,517.36
  4. Step 4: Simplify right side
    55,171.35x = 2,475,939,101.34
  5. Step 5: Solve for x
    x = 2,475,939,101.34/55,171.35
  6. Step 6: Final answer
    x = 44,877.26

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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.