Home / 130,009.40-194,999.70-36,524.60

Finding the Fourth Proportional to 130,009.40, 194,999.70 and 36,524.60

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Solution

The fourth proportional to 130,009.40, 194,999.70 and 36,524.60 is: 54,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,009.40 : 194,999.70 = 36,524.60 : x
  2. Step 2: Convert to fraction form
    130,009.40/194,999.70 = 36,524.60/x
  3. Step 3: Cross multiply
    130,009.40x = 194,999.70 × 36,524.60
  4. Step 4: Simplify right side
    130,009.40x = 7,122,286,042.62
  5. Step 5: Solve for x
    x = 7,122,286,042.62/130,009.40
  6. Step 6: Final answer
    x = 54,782.85

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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.