Home / 131,744.90-197,617.79-31,904.93

Finding the Fourth Proportional to 131,744.90, 197,617.79 and 31,904.93

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Solution

The fourth proportional to 131,744.90, 197,617.79 and 31,904.93 is: 47,857.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,744.90 : 197,617.79 = 31,904.93 : x
  2. Step 2: Convert to fraction form
    131,744.90/197,617.79 = 31,904.93/x
  3. Step 3: Cross multiply
    131,744.90x = 197,617.79 × 31,904.93
  4. Step 4: Simplify right side
    131,744.90x = 6,304,980,848.38
  5. Step 5: Solve for x
    x = 6,304,980,848.38/131,744.90
  6. Step 6: Final answer
    x = 47,857.50

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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.