Home / 148,389.76-222,436.14-73,564.66

Finding the Fourth Proportional to 148,389.76, 222,436.14 and 73,564.66

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Solution

The fourth proportional to 148,389.76, 222,436.14 and 73,564.66 is: 110,273.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,389.76 : 222,436.14 = 73,564.66 : x
  2. Step 2: Convert to fraction form
    148,389.76/222,436.14 = 73,564.66/x
  3. Step 3: Cross multiply
    148,389.76x = 222,436.14 × 73,564.66
  4. Step 4: Simplify right side
    148,389.76x = 16,363,439,010.81
  5. Step 5: Solve for x
    x = 16,363,439,010.81/148,389.76
  6. Step 6: Final answer
    x = 110,273.37

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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.