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Finding the Fourth Proportional to 171,006.48, 256,497.54 and 52,665.48

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Solution

The fourth proportional to 171,006.48, 256,497.54 and 52,665.48 is: 78,994.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,006.48 : 256,497.54 = 52,665.48 : x
  2. Step 2: Convert to fraction form
    171,006.48/256,497.54 = 52,665.48/x
  3. Step 3: Cross multiply
    171,006.48x = 256,497.54 × 52,665.48
  4. Step 4: Simplify right side
    171,006.48x = 13,508,566,062.92
  5. Step 5: Solve for x
    x = 13,508,566,062.92/171,006.48
  6. Step 6: Final answer
    x = 78,994.47

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1.5x scale

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.