Home / 131,454.68-197,097.78-55,532.58

Finding the Fourth Proportional to 131,454.68, 197,097.78 and 55,532.58

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Solution

The fourth proportional to 131,454.68, 197,097.78 and 55,532.58 is: 83,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,454.68 : 197,097.78 = 55,532.58 : x
  2. Step 2: Convert to fraction form
    131,454.68/197,097.78 = 55,532.58/x
  3. Step 3: Cross multiply
    131,454.68x = 197,097.78 × 55,532.58
  4. Step 4: Simplify right side
    131,454.68x = 10,945,348,235.67
  5. Step 5: Solve for x
    x = 10,945,348,235.67/131,454.68
  6. Step 6: Final answer
    x = 83,263.29

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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.