Home / 146,271.52-201,853.20-82,609.12

Finding the Fourth Proportional to 146,271.52, 201,853.20 and 82,609.12

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Solution

The fourth proportional to 146,271.52, 201,853.20 and 82,609.12 is: 113,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,271.52 : 201,853.20 = 82,609.12 : x
  2. Step 2: Convert to fraction form
    146,271.52/201,853.20 = 82,609.12/x
  3. Step 3: Cross multiply
    146,271.52x = 201,853.20 × 82,609.12
  4. Step 4: Simplify right side
    146,271.52x = 16,674,915,221.18
  5. Step 5: Solve for x
    x = 16,674,915,221.18/146,271.52
  6. Step 6: Final answer
    x = 113,999.74

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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.