Home / 99,220.44-148,831.84-29,101.16

Finding the Fourth Proportional to 99,220.44, 148,831.84 and 29,101.16

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Solution

The fourth proportional to 99,220.44, 148,831.84 and 29,101.16 is: 43,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,220.44 : 148,831.84 = 29,101.16 : x
  2. Step 2: Convert to fraction form
    99,220.44/148,831.84 = 29,101.16/x
  3. Step 3: Cross multiply
    99,220.44x = 148,831.84 × 29,101.16
  4. Step 4: Simplify right side
    99,220.44x = 4,331,179,188.93
  5. Step 5: Solve for x
    x = 4,331,179,188.93/99,220.44
  6. Step 6: Final answer
    x = 43,652.09

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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.