Home / 148,430.75-222,120.56-92,297.30

Finding the Fourth Proportional to 148,430.75, 222,120.56 and 92,297.30

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Solution

The fourth proportional to 148,430.75, 222,120.56 and 92,297.30 is: 138,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,430.75 : 222,120.56 = 92,297.30 : x
  2. Step 2: Convert to fraction form
    148,430.75/222,120.56 = 92,297.30/x
  3. Step 3: Cross multiply
    148,430.75x = 222,120.56 × 92,297.30
  4. Step 4: Simplify right side
    148,430.75x = 20,501,127,082.63
  5. Step 5: Solve for x
    x = 20,501,127,082.63/148,430.75
  6. Step 6: Final answer
    x = 138,119.14

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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.