Home / 149,541.04-206,365.64-82,473.04

Finding the Fourth Proportional to 149,541.04, 206,365.64 and 82,473.04

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Solution

The fourth proportional to 149,541.04, 206,365.64 and 82,473.04 is: 113,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,541.04 : 206,365.64 = 82,473.04 : x
  2. Step 2: Convert to fraction form
    149,541.04/206,365.64 = 82,473.04/x
  3. Step 3: Cross multiply
    149,541.04x = 206,365.64 × 82,473.04
  4. Step 4: Simplify right side
    149,541.04x = 17,019,601,682.35
  5. Step 5: Solve for x
    x = 17,019,601,682.35/149,541.04
  6. Step 6: Final answer
    x = 113,812.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.