Home / 115,713.78-173,536.64-49,153.38

Finding the Fourth Proportional to 115,713.78, 173,536.64 and 49,153.38

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Solution

The fourth proportional to 115,713.78, 173,536.64 and 49,153.38 is: 73,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,713.78 : 173,536.64 = 49,153.38 : x
  2. Step 2: Convert to fraction form
    115,713.78/173,536.64 = 49,153.38/x
  3. Step 3: Cross multiply
    115,713.78x = 173,536.64 × 49,153.38
  4. Step 4: Simplify right side
    115,713.78x = 8,529,912,409.84
  5. Step 5: Solve for x
    x = 8,529,912,409.84/115,713.78
  6. Step 6: Final answer
    x = 73,715.61

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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.