Home / 148,293.40-222,334.42-69,364.60

Finding the Fourth Proportional to 148,293.40, 222,334.42 and 69,364.60

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Solution

The fourth proportional to 148,293.40, 222,334.42 and 69,364.60 is: 103,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,293.40 : 222,334.42 = 69,364.60 : x
  2. Step 2: Convert to fraction form
    148,293.40/222,334.42 = 69,364.60/x
  3. Step 3: Cross multiply
    148,293.40x = 222,334.42 × 69,364.60
  4. Step 4: Simplify right side
    148,293.40x = 15,422,138,109.53
  5. Step 5: Solve for x
    x = 15,422,138,109.53/148,293.40
  6. Step 6: Final answer
    x = 103,997.47

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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.