Home / 171,650.12-257,546.25-92,671.47

Finding the Fourth Proportional to 171,650.12, 257,546.25 and 92,671.47

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Solution

The fourth proportional to 171,650.12, 257,546.25 and 92,671.47 is: 139,045.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,650.12 : 257,546.25 = 92,671.47 : x
  2. Step 2: Convert to fraction form
    171,650.12/257,546.25 = 92,671.47/x
  3. Step 3: Cross multiply
    171,650.12x = 257,546.25 × 92,671.47
  4. Step 4: Simplify right side
    171,650.12x = 23,867,189,580.49
  5. Step 5: Solve for x
    x = 23,867,189,580.49/171,650.12
  6. Step 6: Final answer
    x = 139,045.58

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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.