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Finding the Fourth Proportional to 260,575.88, 359,594.71 and 141,343.88

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Solution

The fourth proportional to 260,575.88, 359,594.71 and 141,343.88 is: 195,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,575.88 : 359,594.71 = 141,343.88 : x
  2. Step 2: Convert to fraction form
    260,575.88/359,594.71 = 141,343.88/x
  3. Step 3: Cross multiply
    260,575.88x = 359,594.71 × 141,343.88
  4. Step 4: Simplify right side
    260,575.88x = 50,826,509,387.54
  5. Step 5: Solve for x
    x = 50,826,509,387.54/260,575.88
  6. Step 6: Final answer
    x = 195,054.55

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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.