Home / 149,304.04-206,039.54-82,236.04

Finding the Fourth Proportional to 149,304.04, 206,039.54 and 82,236.04

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Solution

The fourth proportional to 149,304.04, 206,039.54 and 82,236.04 is: 113,485.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,304.04 : 206,039.54 = 82,236.04 : x
  2. Step 2: Convert to fraction form
    149,304.04/206,039.54 = 82,236.04/x
  3. Step 3: Cross multiply
    149,304.04x = 206,039.54 × 82,236.04
  4. Step 4: Simplify right side
    149,304.04x = 16,943,875,853.02
  5. Step 5: Solve for x
    x = 16,943,875,853.02/149,304.04
  6. Step 6: Final answer
    x = 113,485.72

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1.5x scale

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.