Home / 147,275.67-220,896.97-40,674.79

Finding the Fourth Proportional to 147,275.67, 220,896.97 and 40,674.79

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Solution

The fourth proportional to 147,275.67, 220,896.97 and 40,674.79 is: 61,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,275.67 : 220,896.97 = 40,674.79 : x
  2. Step 2: Convert to fraction form
    147,275.67/220,896.97 = 40,674.79/x
  3. Step 3: Cross multiply
    147,275.67x = 220,896.97 × 40,674.79
  4. Step 4: Simplify right side
    147,275.67x = 8,984,936,798.28
  5. Step 5: Solve for x
    x = 8,984,936,798.28/147,275.67
  6. Step 6: Final answer
    x = 61,007.61

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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.