Home / 130,213.32-195,335.60-45,956.09

Finding the Fourth Proportional to 130,213.32, 195,335.60 and 45,956.09

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Solution

The fourth proportional to 130,213.32, 195,335.60 and 45,956.09 is: 68,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,213.32 : 195,335.60 = 45,956.09 : x
  2. Step 2: Convert to fraction form
    130,213.32/195,335.60 = 45,956.09/x
  3. Step 3: Cross multiply
    130,213.32x = 195,335.60 × 45,956.09
  4. Step 4: Simplify right side
    130,213.32x = 8,976,859,207.35
  5. Step 5: Solve for x
    x = 8,976,859,207.35/130,213.32
  6. Step 6: Final answer
    x = 68,939.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.