Home / 148,321.58-222,415.93-88,378.34

Finding the Fourth Proportional to 148,321.58, 222,415.93 and 88,378.34

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Solution

The fourth proportional to 148,321.58, 222,415.93 and 88,378.34 is: 132,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,321.58 : 222,415.93 = 88,378.34 : x
  2. Step 2: Convert to fraction form
    148,321.58/222,415.93 = 88,378.34/x
  3. Step 3: Cross multiply
    148,321.58x = 222,415.93 × 88,378.34
  4. Step 4: Simplify right side
    148,321.58x = 19,656,750,435.31
  5. Step 5: Solve for x
    x = 19,656,750,435.31/148,321.58
  6. Step 6: Final answer
    x = 132,527.92

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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.