Home / 130,105.98-195,159.02-36,611.73

Finding the Fourth Proportional to 130,105.98, 195,159.02 and 36,611.73

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Solution

The fourth proportional to 130,105.98, 195,159.02 and 36,611.73 is: 54,917.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,105.98 : 195,159.02 = 36,611.73 : x
  2. Step 2: Convert to fraction form
    130,105.98/195,159.02 = 36,611.73/x
  3. Step 3: Cross multiply
    130,105.98x = 195,159.02 × 36,611.73
  4. Step 4: Simplify right side
    130,105.98x = 7,145,109,164.25
  5. Step 5: Solve for x
    x = 7,145,109,164.25/130,105.98
  6. Step 6: Final answer
    x = 54,917.61

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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.