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Finding the Fourth Proportional to 260,937.11, 360,093.26 and 158,962.53

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Solution

The fourth proportional to 260,937.11, 360,093.26 and 158,962.53 is: 219,368.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,937.11 : 360,093.26 = 158,962.53 : x
  2. Step 2: Convert to fraction form
    260,937.11/360,093.26 = 158,962.53/x
  3. Step 3: Cross multiply
    260,937.11x = 360,093.26 × 158,962.53
  4. Step 4: Simplify right side
    260,937.11x = 57,241,336,499.14
  5. Step 5: Solve for x
    x = 57,241,336,499.14/260,937.11
  6. Step 6: Final answer
    x = 219,368.33

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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.