Home / 92,137.02-138,037.86-63,997.62

Finding the Fourth Proportional to 92,137.02, 138,037.86 and 63,997.62

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Solution

The fourth proportional to 92,137.02, 138,037.86 and 63,997.62 is: 95,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,137.02 : 138,037.86 = 63,997.62 : x
  2. Step 2: Convert to fraction form
    92,137.02/138,037.86 = 63,997.62/x
  3. Step 3: Cross multiply
    92,137.02x = 138,037.86 × 63,997.62
  4. Step 4: Simplify right side
    92,137.02x = 8,834,094,509.89
  5. Step 5: Solve for x
    x = 8,834,094,509.89/92,137.02
  6. Step 6: Final answer
    x = 95,879.97

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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.