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Finding the Fourth Proportional to 171,267.33, 256,925.58 and 52,947.90

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Solution

The fourth proportional to 171,267.33, 256,925.58 and 52,947.90 is: 79,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,267.33 : 256,925.58 = 52,947.90 : x
  2. Step 2: Convert to fraction form
    171,267.33/256,925.58 = 52,947.90/x
  3. Step 3: Cross multiply
    171,267.33x = 256,925.58 × 52,947.90
  4. Step 4: Simplify right side
    171,267.33x = 13,603,669,917.28
  5. Step 5: Solve for x
    x = 13,603,669,917.28/171,267.33
  6. Step 6: Final answer
    x = 79,429.45

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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.