Home / 146,260.50-201,839.49-79,192.50

Finding the Fourth Proportional to 146,260.50, 201,839.49 and 79,192.50

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Solution

The fourth proportional to 146,260.50, 201,839.49 and 79,192.50 is: 109,285.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,260.50 : 201,839.49 = 79,192.50 : x
  2. Step 2: Convert to fraction form
    146,260.50/201,839.49 = 79,192.50/x
  3. Step 3: Cross multiply
    146,260.50x = 201,839.49 × 79,192.50
  4. Step 4: Simplify right side
    146,260.50x = 15,984,173,811.83
  5. Step 5: Solve for x
    x = 15,984,173,811.83/146,260.50
  6. Step 6: Final answer
    x = 109,285.65

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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.