Home / 99,221.42-148,833.36-29,102.18

Finding the Fourth Proportional to 99,221.42, 148,833.36 and 29,102.18

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Solution

The fourth proportional to 99,221.42, 148,833.36 and 29,102.18 is: 43,653.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,221.42 : 148,833.36 = 29,102.18 : x
  2. Step 2: Convert to fraction form
    99,221.42/148,833.36 = 29,102.18/x
  3. Step 3: Cross multiply
    99,221.42x = 148,833.36 × 29,102.18
  4. Step 4: Simplify right side
    99,221.42x = 4,331,375,232.72
  5. Step 5: Solve for x
    x = 4,331,375,232.72/99,221.42
  6. Step 6: Final answer
    x = 43,653.63

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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.