Home / 75,181.98-112,831.65-33,091.26

Finding the Fourth Proportional to 75,181.98, 112,831.65 and 33,091.26

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Solution

The fourth proportional to 75,181.98, 112,831.65 and 33,091.26 is: 49,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,181.98 : 112,831.65 = 33,091.26 : x
  2. Step 2: Convert to fraction form
    75,181.98/112,831.65 = 33,091.26/x
  3. Step 3: Cross multiply
    75,181.98x = 112,831.65 × 33,091.26
  4. Step 4: Simplify right side
    75,181.98x = 3,733,741,466.38
  5. Step 5: Solve for x
    x = 3,733,741,466.38/75,181.98
  6. Step 6: Final answer
    x = 49,662.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.