Home / 66,659.24-99,998.52-22,272.80

Finding the Fourth Proportional to 66,659.24, 99,998.52 and 22,272.80

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Solution

The fourth proportional to 66,659.24, 99,998.52 and 22,272.80 is: 33,412.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,659.24 : 99,998.52 = 22,272.80 : x
  2. Step 2: Convert to fraction form
    66,659.24/99,998.52 = 22,272.80/x
  3. Step 3: Cross multiply
    66,659.24x = 99,998.52 × 22,272.80
  4. Step 4: Simplify right side
    66,659.24x = 2,227,247,036.26
  5. Step 5: Solve for x
    x = 2,227,247,036.26/66,659.24
  6. Step 6: Final answer
    x = 33,412.43

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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.