Home / 145,754.96-201,144.42-82,095.03

Finding the Fourth Proportional to 145,754.96, 201,144.42 and 82,095.03

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Solution

The fourth proportional to 145,754.96, 201,144.42 and 82,095.03 is: 113,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,754.96 : 201,144.42 = 82,095.03 : x
  2. Step 2: Convert to fraction form
    145,754.96/201,144.42 = 82,095.03/x
  3. Step 3: Cross multiply
    145,754.96x = 201,144.42 × 82,095.03
  4. Step 4: Simplify right side
    145,754.96x = 16,512,957,194.23
  5. Step 5: Solve for x
    x = 16,512,957,194.23/145,754.96
  6. Step 6: Final answer
    x = 113,292.60

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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.