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Finding the Fourth Proportional to 58,168.67, 87,080.78 and 35,910.48

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Solution

The fourth proportional to 58,168.67, 87,080.78 and 35,910.48 is: 53,759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,168.67 : 87,080.78 = 35,910.48 : x
  2. Step 2: Convert to fraction form
    58,168.67/87,080.78 = 35,910.48/x
  3. Step 3: Cross multiply
    58,168.67x = 87,080.78 × 35,910.48
  4. Step 4: Simplify right side
    58,168.67x = 3,127,112,698.35
  5. Step 5: Solve for x
    x = 3,127,112,698.35/58,168.67
  6. Step 6: Final answer
    x = 53,759.40

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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.