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Finding the Fourth Proportional to 223,386.46, 335,063.30 and 65,627.26

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Solution

The fourth proportional to 223,386.46, 335,063.30 and 65,627.26 is: 98,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,386.46 : 335,063.30 = 65,627.26 : x
  2. Step 2: Convert to fraction form
    223,386.46/335,063.30 = 65,627.26/x
  3. Step 3: Cross multiply
    223,386.46x = 335,063.30 × 65,627.26
  4. Step 4: Simplify right side
    223,386.46x = 21,989,286,305.56
  5. Step 5: Solve for x
    x = 21,989,286,305.56/223,386.46
  6. Step 6: Final answer
    x = 98,436.07

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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.