Home / 131,304.84-196,915.14-42,536.94

Finding the Fourth Proportional to 131,304.84, 196,915.14 and 42,536.94

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Solution

The fourth proportional to 131,304.84, 196,915.14 and 42,536.94 is: 63,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,304.84 : 196,915.14 = 42,536.94 : x
  2. Step 2: Convert to fraction form
    131,304.84/196,915.14 = 42,536.94/x
  3. Step 3: Cross multiply
    131,304.84x = 196,915.14 × 42,536.94
  4. Step 4: Simplify right side
    131,304.84x = 8,376,167,495.27
  5. Step 5: Solve for x
    x = 8,376,167,495.27/131,304.84
  6. Step 6: Final answer
    x = 63,791.76

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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.