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Finding the Fourth Proportional to 260,051.10, 365,121.30 and 260,051.10

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Solution

The fourth proportional to 260,051.10, 365,121.30 and 260,051.10 is: 365,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,051.10 : 365,121.30 = 260,051.10 : x
  2. Step 2: Convert to fraction form
    260,051.10/365,121.30 = 260,051.10/x
  3. Step 3: Cross multiply
    260,051.10x = 365,121.30 × 260,051.10
  4. Step 4: Simplify right side
    260,051.10x = 94,950,195,698.43
  5. Step 5: Solve for x
    x = 94,950,195,698.43/260,051.10
  6. Step 6: Final answer
    x = 365,121.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.