Home / 148,516.40-222,796.20-48,659.60

Finding the Fourth Proportional to 148,516.40, 222,796.20 and 48,659.60

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Solution

The fourth proportional to 148,516.40, 222,796.20 and 48,659.60 is: 72,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,516.40 : 222,796.20 = 48,659.60 : x
  2. Step 2: Convert to fraction form
    148,516.40/222,796.20 = 48,659.60/x
  3. Step 3: Cross multiply
    148,516.40x = 222,796.20 × 48,659.60
  4. Step 4: Simplify right side
    148,516.40x = 10,841,173,973.52
  5. Step 5: Solve for x
    x = 10,841,173,973.52/148,516.40
  6. Step 6: Final answer
    x = 72,996.48

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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.