Home / 197,088.98-271,983.04-112,206.04

Finding the Fourth Proportional to 197,088.98, 271,983.04 and 112,206.04

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Solution

The fourth proportional to 197,088.98, 271,983.04 and 112,206.04 is: 154,844.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,088.98 : 271,983.04 = 112,206.04 : x
  2. Step 2: Convert to fraction form
    197,088.98/271,983.04 = 112,206.04/x
  3. Step 3: Cross multiply
    197,088.98x = 271,983.04 × 112,206.04
  4. Step 4: Simplify right side
    197,088.98x = 30,518,138,505.65
  5. Step 5: Solve for x
    x = 30,518,138,505.65/197,088.98
  6. Step 6: Final answer
    x = 154,844.47

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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.