Home / 148,515.50-222,427.38-89,220.26

Finding the Fourth Proportional to 148,515.50, 222,427.38 and 89,220.26

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Solution

The fourth proportional to 148,515.50, 222,427.38 and 89,220.26 is: 133,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,515.50 : 222,427.38 = 89,220.26 : x
  2. Step 2: Convert to fraction form
    148,515.50/222,427.38 = 89,220.26/x
  3. Step 3: Cross multiply
    148,515.50x = 222,427.38 × 89,220.26
  4. Step 4: Simplify right side
    148,515.50x = 19,845,028,674.72
  5. Step 5: Solve for x
    x = 19,845,028,674.72/148,515.50
  6. Step 6: Final answer
    x = 133,622.61

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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.