Home / 134,867.56-186,204.90-120,696.04

Finding the Fourth Proportional to 134,867.56, 186,204.90 and 120,696.04

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Solution

The fourth proportional to 134,867.56, 186,204.90 and 120,696.04 is: 166,638.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,867.56 : 186,204.90 = 120,696.04 : x
  2. Step 2: Convert to fraction form
    134,867.56/186,204.90 = 120,696.04/x
  3. Step 3: Cross multiply
    134,867.56x = 186,204.90 × 120,696.04
  4. Step 4: Simplify right side
    134,867.56x = 22,474,194,058.60
  5. Step 5: Solve for x
    x = 22,474,194,058.60/134,867.56
  6. Step 6: Final answer
    x = 166,638.99

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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.