Home / 147,174.47-220,794.61-53,680.22

Finding the Fourth Proportional to 147,174.47, 220,794.61 and 53,680.22

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Solution

The fourth proportional to 147,174.47, 220,794.61 and 53,680.22 is: 80,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,174.47 : 220,794.61 = 53,680.22 : x
  2. Step 2: Convert to fraction form
    147,174.47/220,794.61 = 53,680.22/x
  3. Step 3: Cross multiply
    147,174.47x = 220,794.61 × 53,680.22
  4. Step 4: Simplify right side
    147,174.47x = 11,852,302,930.07
  5. Step 5: Solve for x
    x = 11,852,302,930.07/147,174.47
  6. Step 6: Final answer
    x = 80,532.33

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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.