Home / 130,634.32-195,967.68-37,147.36

Finding the Fourth Proportional to 130,634.32, 195,967.68 and 37,147.36

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Solution

The fourth proportional to 130,634.32, 195,967.68 and 37,147.36 is: 55,725.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,634.32 : 195,967.68 = 37,147.36 : x
  2. Step 2: Convert to fraction form
    130,634.32/195,967.68 = 37,147.36/x
  3. Step 3: Cross multiply
    130,634.32x = 195,967.68 × 37,147.36
  4. Step 4: Simplify right side
    130,634.32x = 7,279,681,957.32
  5. Step 5: Solve for x
    x = 7,279,681,957.32/130,634.32
  6. Step 6: Final answer
    x = 55,725.65

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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.