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Finding the Fourth Proportional to 235,615.08, 353,455.48 and 75,695.87

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Solution

The fourth proportional to 235,615.08, 353,455.48 and 75,695.87 is: 113,554.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,615.08 : 353,455.48 = 75,695.87 : x
  2. Step 2: Convert to fraction form
    235,615.08/353,455.48 = 75,695.87/x
  3. Step 3: Cross multiply
    235,615.08x = 353,455.48 × 75,695.87
  4. Step 4: Simplify right side
    235,615.08x = 26,755,121,043.13
  5. Step 5: Solve for x
    x = 26,755,121,043.13/235,615.08
  6. Step 6: Final answer
    x = 113,554.36

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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.