Home / 147,566.90-220,199.42-131,662.60

Finding the Fourth Proportional to 147,566.90, 220,199.42 and 131,662.60

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Solution

The fourth proportional to 147,566.90, 220,199.42 and 131,662.60 is: 196,467.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,566.90 : 220,199.42 = 131,662.60 : x
  2. Step 2: Convert to fraction form
    147,566.90/220,199.42 = 131,662.60/x
  3. Step 3: Cross multiply
    147,566.90x = 220,199.42 × 131,662.60
  4. Step 4: Simplify right side
    147,566.90x = 28,992,028,155.69
  5. Step 5: Solve for x
    x = 28,992,028,155.69/147,566.90
  6. Step 6: Final answer
    x = 196,467.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.