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Finding the Fourth Proportional to 87,698.88, 131,528.88 and 35,094.24

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Solution

The fourth proportional to 87,698.88, 131,528.88 and 35,094.24 is: 52,633.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,698.88 : 131,528.88 = 35,094.24 : x
  2. Step 2: Convert to fraction form
    87,698.88/131,528.88 = 35,094.24/x
  3. Step 3: Cross multiply
    87,698.88x = 131,528.88 × 35,094.24
  4. Step 4: Simplify right side
    87,698.88x = 4,615,906,081.65
  5. Step 5: Solve for x
    x = 4,615,906,081.65/87,698.88
  6. Step 6: Final answer
    x = 52,633.58

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1.5x scale

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.