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Finding the Fourth Proportional to 260,472.52, 359,454.22 and 141,240.52

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Solution

The fourth proportional to 260,472.52, 359,454.22 and 141,240.52 is: 194,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,472.52 : 359,454.22 = 141,240.52 : x
  2. Step 2: Convert to fraction form
    260,472.52/359,454.22 = 141,240.52/x
  3. Step 3: Cross multiply
    260,472.52x = 359,454.22 × 141,240.52
  4. Step 4: Simplify right side
    260,472.52x = 50,769,500,948.99
  5. Step 5: Solve for x
    x = 50,769,500,948.99/260,472.52
  6. Step 6: Final answer
    x = 194,913.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.