Home / 172,688.13-259,046.77-48,029.13

Finding the Fourth Proportional to 172,688.13, 259,046.77 and 48,029.13

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Solution

The fourth proportional to 172,688.13, 259,046.77 and 48,029.13 is: 72,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,688.13 : 259,046.77 = 48,029.13 : x
  2. Step 2: Convert to fraction form
    172,688.13/259,046.77 = 48,029.13/x
  3. Step 3: Cross multiply
    172,688.13x = 259,046.77 × 48,029.13
  4. Step 4: Simplify right side
    172,688.13x = 12,441,789,577.10
  5. Step 5: Solve for x
    x = 12,441,789,577.10/172,688.13
  6. Step 6: Final answer
    x = 72,047.74

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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.