Home / 87,336.12-130,894.62-37,357.56

Finding the Fourth Proportional to 87,336.12, 130,894.62 and 37,357.56

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Solution

The fourth proportional to 87,336.12, 130,894.62 and 37,357.56 is: 55,989.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,336.12 : 130,894.62 = 37,357.56 : x
  2. Step 2: Convert to fraction form
    87,336.12/130,894.62 = 37,357.56/x
  3. Step 3: Cross multiply
    87,336.12x = 130,894.62 × 37,357.56
  4. Step 4: Simplify right side
    87,336.12x = 4,889,903,620.33
  5. Step 5: Solve for x
    x = 4,889,903,620.33/87,336.12
  6. Step 6: Final answer
    x = 55,989.48

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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.