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Finding the Fourth Proportional to 114,048.35, 171,061.56 and 35,141.39

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Solution

The fourth proportional to 114,048.35, 171,061.56 and 35,141.39 is: 52,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,048.35 : 171,061.56 = 35,141.39 : x
  2. Step 2: Convert to fraction form
    114,048.35/171,061.56 = 35,141.39/x
  3. Step 3: Cross multiply
    114,048.35x = 171,061.56 × 35,141.39
  4. Step 4: Simplify right side
    114,048.35x = 6,011,340,138.66
  5. Step 5: Solve for x
    x = 6,011,340,138.66/114,048.35
  6. Step 6: Final answer
    x = 52,708.70

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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.