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Finding the Fourth Proportional to 174,251.57, 261,411.38 and 55,913.81

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Solution

The fourth proportional to 174,251.57, 261,411.38 and 55,913.81 is: 83,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,251.57 : 261,411.38 = 55,913.81 : x
  2. Step 2: Convert to fraction form
    174,251.57/261,411.38 = 55,913.81/x
  3. Step 3: Cross multiply
    174,251.57x = 261,411.38 × 55,913.81
  4. Step 4: Simplify right side
    174,251.57x = 14,616,505,953.59
  5. Step 5: Solve for x
    x = 14,616,505,953.59/174,251.57
  6. Step 6: Final answer
    x = 83,881.63

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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.