Home / 130,091.20-194,903.52-123,092.80

Finding the Fourth Proportional to 130,091.20, 194,903.52 and 123,092.80

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Solution

The fourth proportional to 130,091.20, 194,903.52 and 123,092.80 is: 184,418.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,091.20 : 194,903.52 = 123,092.80 : x
  2. Step 2: Convert to fraction form
    130,091.20/194,903.52 = 123,092.80/x
  3. Step 3: Cross multiply
    130,091.20x = 194,903.52 × 123,092.80
  4. Step 4: Simplify right side
    130,091.20x = 23,991,220,006.66
  5. Step 5: Solve for x
    x = 23,991,220,006.66/130,091.20
  6. Step 6: Final answer
    x = 184,418.47

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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.