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Finding the Fourth Proportional to 114,564.48, 171,876.48 and 35,680

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Solution

The fourth proportional to 114,564.48, 171,876.48 and 35,680 is: 53,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,564.48 : 171,876.48 = 35,680 : x
  2. Step 2: Convert to fraction form
    114,564.48/171,876.48 = 35,680/x
  3. Step 3: Cross multiply
    114,564.48x = 171,876.48 × 35,680
  4. Step 4: Simplify right side
    114,564.48x = 6,132,552,806.40
  5. Step 5: Solve for x
    x = 6,132,552,806.40/114,564.48
  6. Step 6: Final answer
    x = 53,529.27

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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.