Home / 197,957.10-297,000.81-131,658.06

Finding the Fourth Proportional to 197,957.10, 297,000.81 and 131,658.06

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Solution

The fourth proportional to 197,957.10, 297,000.81 and 131,658.06 is: 197,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,957.10 : 297,000.81 = 131,658.06 : x
  2. Step 2: Convert to fraction form
    197,957.10/297,000.81 = 131,658.06/x
  3. Step 3: Cross multiply
    197,957.10x = 297,000.81 × 131,658.06
  4. Step 4: Simplify right side
    197,957.10x = 39,102,550,463.03
  5. Step 5: Solve for x
    x = 39,102,550,463.03/197,957.10
  6. Step 6: Final answer
    x = 197,530.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.