Home / 148,420.92-222,579.54-89,267.16

Finding the Fourth Proportional to 148,420.92, 222,579.54 and 89,267.16

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Solution

The fourth proportional to 148,420.92, 222,579.54 and 89,267.16 is: 133,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,420.92 : 222,579.54 = 89,267.16 : x
  2. Step 2: Convert to fraction form
    148,420.92/222,579.54 = 89,267.16/x
  3. Step 3: Cross multiply
    148,420.92x = 222,579.54 × 89,267.16
  4. Step 4: Simplify right side
    148,420.92x = 19,869,043,409.91
  5. Step 5: Solve for x
    x = 19,869,043,409.91/148,420.92
  6. Step 6: Final answer
    x = 133,869.56

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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.