Home / 165,664.40-248,496.60-147,293.60

Finding the Fourth Proportional to 165,664.40, 248,496.60 and 147,293.60

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Solution

The fourth proportional to 165,664.40, 248,496.60 and 147,293.60 is: 220,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,664.40 : 248,496.60 = 147,293.60 : x
  2. Step 2: Convert to fraction form
    165,664.40/248,496.60 = 147,293.60/x
  3. Step 3: Cross multiply
    165,664.40x = 248,496.60 × 147,293.60
  4. Step 4: Simplify right side
    165,664.40x = 36,601,958,801.76
  5. Step 5: Solve for x
    x = 36,601,958,801.76/165,664.40
  6. Step 6: Final answer
    x = 220,940.40

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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.