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Finding the Fourth Proportional to 260,577.88, 359,597.47 and 141,345.88

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Solution

The fourth proportional to 260,577.88, 359,597.47 and 141,345.88 is: 195,057.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,577.88 : 359,597.47 = 141,345.88 : x
  2. Step 2: Convert to fraction form
    260,577.88/359,597.47 = 141,345.88/x
  3. Step 3: Cross multiply
    260,577.88x = 359,597.47 × 141,345.88
  4. Step 4: Simplify right side
    260,577.88x = 50,827,620,842.92
  5. Step 5: Solve for x
    x = 50,827,620,842.92/260,577.88
  6. Step 6: Final answer
    x = 195,057.31

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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.