Home / 132,075.20-197,821.20-108,747.20

Finding the Fourth Proportional to 132,075.20, 197,821.20 and 108,747.20

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Solution

The fourth proportional to 132,075.20, 197,821.20 and 108,747.20 is: 162,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,075.20 : 197,821.20 = 108,747.20 : x
  2. Step 2: Convert to fraction form
    132,075.20/197,821.20 = 108,747.20/x
  3. Step 3: Cross multiply
    132,075.20x = 197,821.20 × 108,747.20
  4. Step 4: Simplify right side
    132,075.20x = 21,512,501,600.64
  5. Step 5: Solve for x
    x = 21,512,501,600.64/132,075.20
  6. Step 6: Final answer
    x = 162,880.70

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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.