Home / 71,150.58-98,181.39-40,927.86

Finding the Fourth Proportional to 71,150.58, 98,181.39 and 40,927.86

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Solution

The fourth proportional to 71,150.58, 98,181.39 and 40,927.86 is: 56,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,150.58 : 98,181.39 = 40,927.86 : x
  2. Step 2: Convert to fraction form
    71,150.58/98,181.39 = 40,927.86/x
  3. Step 3: Cross multiply
    71,150.58x = 98,181.39 × 40,927.86
  4. Step 4: Simplify right side
    71,150.58x = 4,018,354,184.53
  5. Step 5: Solve for x
    x = 4,018,354,184.53/71,150.58
  6. Step 6: Final answer
    x = 56,476.76

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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.