Home / 148,659.20-222,405.60-134,662.40

Finding the Fourth Proportional to 148,659.20, 222,405.60 and 134,662.40

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Solution

The fourth proportional to 148,659.20, 222,405.60 and 134,662.40 is: 201,465.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,659.20 : 222,405.60 = 134,662.40 : x
  2. Step 2: Convert to fraction form
    148,659.20/222,405.60 = 134,662.40/x
  3. Step 3: Cross multiply
    148,659.20x = 222,405.60 × 134,662.40
  4. Step 4: Simplify right side
    148,659.20x = 29,949,671,869.44
  5. Step 5: Solve for x
    x = 29,949,671,869.44/148,659.20
  6. Step 6: Final answer
    x = 201,465.31

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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.