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Finding the Fourth Proportional to 223,786.40, 335,681.76 and 63,862.16

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Solution

The fourth proportional to 223,786.40, 335,681.76 and 63,862.16 is: 95,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,786.40 : 335,681.76 = 63,862.16 : x
  2. Step 2: Convert to fraction form
    223,786.40/335,681.76 = 63,862.16/x
  3. Step 3: Cross multiply
    223,786.40x = 335,681.76 × 63,862.16
  4. Step 4: Simplify right side
    223,786.40x = 21,437,362,266.20
  5. Step 5: Solve for x
    x = 21,437,362,266.20/223,786.40
  6. Step 6: Final answer
    x = 95,793.86

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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.