Home / 147,194.30-203,133.04-82,674.89

Finding the Fourth Proportional to 147,194.30, 203,133.04 and 82,674.89

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Solution

The fourth proportional to 147,194.30, 203,133.04 and 82,674.89 is: 114,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,194.30 : 203,133.04 = 82,674.89 : x
  2. Step 2: Convert to fraction form
    147,194.30/203,133.04 = 82,674.89/x
  3. Step 3: Cross multiply
    147,194.30x = 203,133.04 × 82,674.89
  4. Step 4: Simplify right side
    147,194.30x = 16,794,001,737.37
  5. Step 5: Solve for x
    x = 16,794,001,737.37/147,194.30
  6. Step 6: Final answer
    x = 114,094.10

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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.