Home / 57,170.46-85,597.23-43,087.86

Finding the Fourth Proportional to 57,170.46, 85,597.23 and 43,087.86

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Solution

The fourth proportional to 57,170.46, 85,597.23 and 43,087.86 is: 64,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,170.46 : 85,597.23 = 43,087.86 : x
  2. Step 2: Convert to fraction form
    57,170.46/85,597.23 = 43,087.86/x
  3. Step 3: Cross multiply
    57,170.46x = 85,597.23 × 43,087.86
  4. Step 4: Simplify right side
    57,170.46x = 3,688,201,462.63
  5. Step 5: Solve for x
    x = 3,688,201,462.63/57,170.46
  6. Step 6: Final answer
    x = 64,512.36

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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.