Home / 131,159.64-196,834.22-52,228.36

Finding the Fourth Proportional to 131,159.64, 196,834.22 and 52,228.36

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Solution

The fourth proportional to 131,159.64, 196,834.22 and 52,228.36 is: 78,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,159.64 : 196,834.22 = 52,228.36 : x
  2. Step 2: Convert to fraction form
    131,159.64/196,834.22 = 52,228.36/x
  3. Step 3: Cross multiply
    131,159.64x = 196,834.22 × 52,228.36
  4. Step 4: Simplify right side
    131,159.64x = 10,280,328,502.48
  5. Step 5: Solve for x
    x = 10,280,328,502.48/131,159.64
  6. Step 6: Final answer
    x = 78,380.27

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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.