Home / 89,831.20-134,747.20-23,266.60

Finding the Fourth Proportional to 89,831.20, 134,747.20 and 23,266.60

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Solution

The fourth proportional to 89,831.20, 134,747.20 and 23,266.60 is: 34,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,831.20 : 134,747.20 = 23,266.60 : x
  2. Step 2: Convert to fraction form
    89,831.20/134,747.20 = 23,266.60/x
  3. Step 3: Cross multiply
    89,831.20x = 134,747.20 × 23,266.60
  4. Step 4: Simplify right side
    89,831.20x = 3,135,109,203.52
  5. Step 5: Solve for x
    x = 3,135,109,203.52/89,831.20
  6. Step 6: Final answer
    x = 34,900.00

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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.