Home / 148,207.85-222,312.32-35,887.88

Finding the Fourth Proportional to 148,207.85, 222,312.32 and 35,887.88

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Solution

The fourth proportional to 148,207.85, 222,312.32 and 35,887.88 is: 53,831.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,207.85 : 222,312.32 = 35,887.88 : x
  2. Step 2: Convert to fraction form
    148,207.85/222,312.32 = 35,887.88/x
  3. Step 3: Cross multiply
    148,207.85x = 222,312.32 × 35,887.88
  4. Step 4: Simplify right side
    148,207.85x = 7,978,316,571.68
  5. Step 5: Solve for x
    x = 7,978,316,571.68/148,207.85
  6. Step 6: Final answer
    x = 53,831.95

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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.