Home / 149,891.22-224,909.73-70,911.36

Finding the Fourth Proportional to 149,891.22, 224,909.73 and 70,911.36

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Solution

The fourth proportional to 149,891.22, 224,909.73 and 70,911.36 is: 106,401.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,891.22 : 224,909.73 = 70,911.36 : x
  2. Step 2: Convert to fraction form
    149,891.22/224,909.73 = 70,911.36/x
  3. Step 3: Cross multiply
    149,891.22x = 224,909.73 × 70,911.36
  4. Step 4: Simplify right side
    149,891.22x = 15,948,654,831.53
  5. Step 5: Solve for x
    x = 15,948,654,831.53/149,891.22
  6. Step 6: Final answer
    x = 106,401.53

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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.