Home / 131,532.26-197,300.21-42,786.23

Finding the Fourth Proportional to 131,532.26, 197,300.21 and 42,786.23

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Solution

The fourth proportional to 131,532.26, 197,300.21 and 42,786.23 is: 64,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,532.26 : 197,300.21 = 42,786.23 : x
  2. Step 2: Convert to fraction form
    131,532.26/197,300.21 = 42,786.23/x
  3. Step 3: Cross multiply
    131,532.26x = 197,300.21 × 42,786.23
  4. Step 4: Simplify right side
    131,532.26x = 8,441,730,963.68
  5. Step 5: Solve for x
    x = 8,441,730,963.68/131,532.26
  6. Step 6: Final answer
    x = 64,179.93

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1.5x scale

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.