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Finding the Fourth Proportional to 114,423.60, 171,635.40 and 35,545.80

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Solution

The fourth proportional to 114,423.60, 171,635.40 and 35,545.80 is: 53,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,423.60 : 171,635.40 = 35,545.80 : x
  2. Step 2: Convert to fraction form
    114,423.60/171,635.40 = 35,545.80/x
  3. Step 3: Cross multiply
    114,423.60x = 171,635.40 × 35,545.80
  4. Step 4: Simplify right side
    114,423.60x = 6,100,917,601.32
  5. Step 5: Solve for x
    x = 6,100,917,601.32/114,423.60
  6. Step 6: Final answer
    x = 53,318.70

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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.