Home / 131,132.26-196,650.12-46,869.64

Finding the Fourth Proportional to 131,132.26, 196,650.12 and 46,869.64

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Solution

The fourth proportional to 131,132.26, 196,650.12 and 46,869.64 is: 70,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,132.26 : 196,650.12 = 46,869.64 : x
  2. Step 2: Convert to fraction form
    131,132.26/196,650.12 = 46,869.64/x
  3. Step 3: Cross multiply
    131,132.26x = 196,650.12 × 46,869.64
  4. Step 4: Simplify right side
    131,132.26x = 9,216,920,330.36
  5. Step 5: Solve for x
    x = 9,216,920,330.36/131,132.26
  6. Step 6: Final answer
    x = 70,287.21

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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.