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Finding the Fourth Proportional to 223,820.94, 335,632.89 and 118,615.26

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Solution

The fourth proportional to 223,820.94, 335,632.89 and 118,615.26 is: 177,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,820.94 : 335,632.89 = 118,615.26 : x
  2. Step 2: Convert to fraction form
    223,820.94/335,632.89 = 118,615.26/x
  3. Step 3: Cross multiply
    223,820.94x = 335,632.89 × 118,615.26
  4. Step 4: Simplify right side
    223,820.94x = 39,811,182,511.90
  5. Step 5: Solve for x
    x = 39,811,182,511.90/223,820.94
  6. Step 6: Final answer
    x = 177,870.68

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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.