Home / 87,022.13-130,533.30-23,842.80

Finding the Fourth Proportional to 87,022.13, 130,533.30 and 23,842.80

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Solution

The fourth proportional to 87,022.13, 130,533.30 and 23,842.80 is: 35,764.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,022.13 : 130,533.30 = 23,842.80 : x
  2. Step 2: Convert to fraction form
    87,022.13/130,533.30 = 23,842.80/x
  3. Step 3: Cross multiply
    87,022.13x = 130,533.30 × 23,842.80
  4. Step 4: Simplify right side
    87,022.13x = 3,112,279,365.24
  5. Step 5: Solve for x
    x = 3,112,279,365.24/87,022.13
  6. Step 6: Final answer
    x = 35,764.23

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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.