Home / 148,144.32-222,237.54-54,643.32

Finding the Fourth Proportional to 148,144.32, 222,237.54 and 54,643.32

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Solution

The fourth proportional to 148,144.32, 222,237.54 and 54,643.32 is: 81,972.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,144.32 : 222,237.54 = 54,643.32 : x
  2. Step 2: Convert to fraction form
    148,144.32/222,237.54 = 54,643.32/x
  3. Step 3: Cross multiply
    148,144.32x = 222,237.54 × 54,643.32
  4. Step 4: Simplify right side
    148,144.32x = 12,143,797,014.23
  5. Step 5: Solve for x
    x = 12,143,797,014.23/148,144.32
  6. Step 6: Final answer
    x = 81,972.75

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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.