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Finding the Fourth Proportional to 223,445.40, 335,176.20 and 65,689.80

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Solution

The fourth proportional to 223,445.40, 335,176.20 and 65,689.80 is: 98,537.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,445.40 : 335,176.20 = 65,689.80 : x
  2. Step 2: Convert to fraction form
    223,445.40/335,176.20 = 65,689.80/x
  3. Step 3: Cross multiply
    223,445.40x = 335,176.20 × 65,689.80
  4. Step 4: Simplify right side
    223,445.40x = 22,017,657,542.76
  5. Step 5: Solve for x
    x = 22,017,657,542.76/223,445.40
  6. Step 6: Final answer
    x = 98,537.08

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