Home / 114,122.93-171,091.64-47,612.61

Finding the Fourth Proportional to 114,122.93, 171,091.64 and 47,612.61

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Solution

The fourth proportional to 114,122.93, 171,091.64 and 47,612.61 is: 71,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,122.93 : 171,091.64 = 47,612.61 : x
  2. Step 2: Convert to fraction form
    114,122.93/171,091.64 = 47,612.61/x
  3. Step 3: Cross multiply
    114,122.93x = 171,091.64 × 47,612.61
  4. Step 4: Simplify right side
    114,122.93x = 8,146,119,648.61
  5. Step 5: Solve for x
    x = 8,146,119,648.61/114,122.93
  6. Step 6: Final answer
    x = 71,380.22

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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.