Home / 147,721.14-221,562.27-41,112.18

Finding the Fourth Proportional to 147,721.14, 221,562.27 and 41,112.18

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Solution

The fourth proportional to 147,721.14, 221,562.27 and 41,112.18 is: 61,662.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,721.14 : 221,562.27 = 41,112.18 : x
  2. Step 2: Convert to fraction form
    147,721.14/221,562.27 = 41,112.18/x
  3. Step 3: Cross multiply
    147,721.14x = 221,562.27 × 41,112.18
  4. Step 4: Simplify right side
    147,721.14x = 9,108,907,925.45
  5. Step 5: Solve for x
    x = 9,108,907,925.45/147,721.14
  6. Step 6: Final answer
    x = 61,662.86

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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.