Home / 146,651.25-202,378.73-79,583.25

Finding the Fourth Proportional to 146,651.25, 202,378.73 and 79,583.25

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Solution

The fourth proportional to 146,651.25, 202,378.73 and 79,583.25 is: 109,824.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,651.25 : 202,378.73 = 79,583.25 : x
  2. Step 2: Convert to fraction form
    146,651.25/202,378.73 = 79,583.25/x
  3. Step 3: Cross multiply
    146,651.25x = 202,378.73 × 79,583.25
  4. Step 4: Simplify right side
    146,651.25x = 16,105,956,666.36
  5. Step 5: Solve for x
    x = 16,105,956,666.36/146,651.25
  6. Step 6: Final answer
    x = 109,824.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.