Home / 131,731.99-197,598.49-31,892.03

Finding the Fourth Proportional to 131,731.99, 197,598.49 and 31,892.03

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Solution

The fourth proportional to 131,731.99, 197,598.49 and 31,892.03 is: 47,838.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,731.99 : 197,598.49 = 31,892.03 : x
  2. Step 2: Convert to fraction form
    131,731.99/197,598.49 = 31,892.03/x
  3. Step 3: Cross multiply
    131,731.99x = 197,598.49 × 31,892.03
  4. Step 4: Simplify right side
    131,731.99x = 6,301,816,644.31
  5. Step 5: Solve for x
    x = 6,301,816,644.31/131,731.99
  6. Step 6: Final answer
    x = 47,838.17

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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.