Home / 147,728.09-221,573.57-41,120.03

Finding the Fourth Proportional to 147,728.09, 221,573.57 and 41,120.03

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Solution

The fourth proportional to 147,728.09, 221,573.57 and 41,120.03 is: 61,674.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,728.09 : 221,573.57 = 41,120.03 : x
  2. Step 2: Convert to fraction form
    147,728.09/221,573.57 = 41,120.03/x
  3. Step 3: Cross multiply
    147,728.09x = 221,573.57 × 41,120.03
  4. Step 4: Simplify right side
    147,728.09x = 9,111,110,532.14
  5. Step 5: Solve for x
    x = 9,111,110,532.14/147,728.09
  6. Step 6: Final answer
    x = 61,674.87

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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.