Home / 75,440.64-113,005.44-44,181.12

Finding the Fourth Proportional to 75,440.64, 113,005.44 and 44,181.12

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Solution

The fourth proportional to 75,440.64, 113,005.44 and 44,181.12 is: 66,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,440.64 : 113,005.44 = 44,181.12 : x
  2. Step 2: Convert to fraction form
    75,440.64/113,005.44 = 44,181.12/x
  3. Step 3: Cross multiply
    75,440.64x = 113,005.44 × 44,181.12
  4. Step 4: Simplify right side
    75,440.64x = 4,992,706,905.29
  5. Step 5: Solve for x
    x = 4,992,706,905.29/75,440.64
  6. Step 6: Final answer
    x = 66,180.60

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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.