Home / 148,430.82-222,120.65-92,297.36

Finding the Fourth Proportional to 148,430.82, 222,120.65 and 92,297.36

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Solution

The fourth proportional to 148,430.82, 222,120.65 and 92,297.36 is: 138,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,430.82 : 222,120.65 = 92,297.36 : x
  2. Step 2: Convert to fraction form
    148,430.82/222,120.65 = 92,297.36/x
  3. Step 3: Cross multiply
    148,430.82x = 222,120.65 × 92,297.36
  4. Step 4: Simplify right side
    148,430.82x = 20,501,149,596.48
  5. Step 5: Solve for x
    x = 20,501,149,596.48/148,430.82
  6. Step 6: Final answer
    x = 138,119.23

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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.