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Finding the Fourth Proportional to 114,767.30, 172,151.07 and 35,881.94

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Solution

The fourth proportional to 114,767.30, 172,151.07 and 35,881.94 is: 53,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,767.30 : 172,151.07 = 35,881.94 : x
  2. Step 2: Convert to fraction form
    114,767.30/172,151.07 = 35,881.94/x
  3. Step 3: Cross multiply
    114,767.30x = 172,151.07 × 35,881.94
  4. Step 4: Simplify right side
    114,767.30x = 6,177,114,364.68
  5. Step 5: Solve for x
    x = 6,177,114,364.68/114,767.30
  6. Step 6: Final answer
    x = 53,822.95

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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.