Home / 146,349.22-201,965.86-82,685.66

Finding the Fourth Proportional to 146,349.22, 201,965.86 and 82,685.66

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Solution

The fourth proportional to 146,349.22, 201,965.86 and 82,685.66 is: 114,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,349.22 : 201,965.86 = 82,685.66 : x
  2. Step 2: Convert to fraction form
    146,349.22/201,965.86 = 82,685.66/x
  3. Step 3: Cross multiply
    146,349.22x = 201,965.86 × 82,685.66
  4. Step 4: Simplify right side
    146,349.22x = 16,699,680,431.57
  5. Step 5: Solve for x
    x = 16,699,680,431.57/146,349.22
  6. Step 6: Final answer
    x = 114,108.43

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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.