Home / 131,975.88-197,957.34-43,217.68

Finding the Fourth Proportional to 131,975.88, 197,957.34 and 43,217.68

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Solution

The fourth proportional to 131,975.88, 197,957.34 and 43,217.68 is: 64,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,975.88 : 197,957.34 = 43,217.68 : x
  2. Step 2: Convert to fraction form
    131,975.88/197,957.34 = 43,217.68/x
  3. Step 3: Cross multiply
    131,975.88x = 197,957.34 × 43,217.68
  4. Step 4: Simplify right side
    131,975.88x = 8,555,256,973.77
  5. Step 5: Solve for x
    x = 8,555,256,973.77/131,975.88
  6. Step 6: Final answer
    x = 64,824.40

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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.