Home / 172,790.47-259,166.26-48,141.19

Finding the Fourth Proportional to 172,790.47, 259,166.26 and 48,141.19

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Solution

The fourth proportional to 172,790.47, 259,166.26 and 48,141.19 is: 72,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,790.47 : 259,166.26 = 48,141.19 : x
  2. Step 2: Convert to fraction form
    172,790.47/259,166.26 = 48,141.19/x
  3. Step 3: Cross multiply
    172,790.47x = 259,166.26 × 48,141.19
  4. Step 4: Simplify right side
    172,790.47x = 12,476,572,164.25
  5. Step 5: Solve for x
    x = 12,476,572,164.25/172,790.47
  6. Step 6: Final answer
    x = 72,206.37

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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.