Home / 74,332.73-102,614.07-49,845.22

Finding the Fourth Proportional to 74,332.73, 102,614.07 and 49,845.22

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Solution

The fourth proportional to 74,332.73, 102,614.07 and 49,845.22 is: 68,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,332.73 : 102,614.07 = 49,845.22 : x
  2. Step 2: Convert to fraction form
    74,332.73/102,614.07 = 49,845.22/x
  3. Step 3: Cross multiply
    74,332.73x = 102,614.07 × 49,845.22
  4. Step 4: Simplify right side
    74,332.73x = 5,114,820,894.25
  5. Step 5: Solve for x
    x = 5,114,820,894.25/74,332.73
  6. Step 6: Final answer
    x = 68,809.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.