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Finding the Fourth Proportional to 146,079.96, 201,592.90 and 85,694.12

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Solution

The fourth proportional to 146,079.96, 201,592.90 and 85,694.12 is: 118,259.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,079.96 : 201,592.90 = 85,694.12 : x
  2. Step 2: Convert to fraction form
    146,079.96/201,592.90 = 85,694.12/x
  3. Step 3: Cross multiply
    146,079.96x = 201,592.90 × 85,694.12
  4. Step 4: Simplify right side
    146,079.96x = 17,275,326,163.75
  5. Step 5: Solve for x
    x = 17,275,326,163.75/146,079.96
  6. Step 6: Final answer
    x = 118,259.38

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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.