Home / 71,926.62-107,946.42-49,895.01

Finding the Fourth Proportional to 71,926.62, 107,946.42 and 49,895.01

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Solution

The fourth proportional to 71,926.62, 107,946.42 and 49,895.01 is: 74,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,926.62 : 107,946.42 = 49,895.01 : x
  2. Step 2: Convert to fraction form
    71,926.62/107,946.42 = 49,895.01/x
  3. Step 3: Cross multiply
    71,926.62x = 107,946.42 × 49,895.01
  4. Step 4: Simplify right side
    71,926.62x = 5,385,987,705.36
  5. Step 5: Solve for x
    x = 5,385,987,705.36/71,926.62
  6. Step 6: Final answer
    x = 74,881.70

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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.