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Finding the Fourth Proportional to 106,373.48, 146,793.49 and 57,975.84

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Solution

The fourth proportional to 106,373.48, 146,793.49 and 57,975.84 is: 80,005.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,373.48 : 146,793.49 = 57,975.84 : x
  2. Step 2: Convert to fraction form
    106,373.48/146,793.49 = 57,975.84/x
  3. Step 3: Cross multiply
    106,373.48x = 146,793.49 × 57,975.84
  4. Step 4: Simplify right side
    106,373.48x = 8,510,475,889.28
  5. Step 5: Solve for x
    x = 8,510,475,889.28/106,373.48
  6. Step 6: Final answer
    x = 80,005.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.