Home / 148,159.37-222,246.20-48,319.38

Finding the Fourth Proportional to 148,159.37, 222,246.20 and 48,319.38

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Solution

The fourth proportional to 148,159.37, 222,246.20 and 48,319.38 is: 72,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,159.37 : 222,246.20 = 48,319.38 : x
  2. Step 2: Convert to fraction form
    148,159.37/222,246.20 = 48,319.38/x
  3. Step 3: Cross multiply
    148,159.37x = 222,246.20 × 48,319.38
  4. Step 4: Simplify right side
    148,159.37x = 10,738,798,712.15
  5. Step 5: Solve for x
    x = 10,738,798,712.15/148,159.37
  6. Step 6: Final answer
    x = 72,481.40

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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.