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Finding the Fourth Proportional to 240,129.07, 359,907.31 and 111,873.31

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Solution

The fourth proportional to 240,129.07, 359,907.31 and 111,873.31 is: 167,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,129.07 : 359,907.31 = 111,873.31 : x
  2. Step 2: Convert to fraction form
    240,129.07/359,907.31 = 111,873.31/x
  3. Step 3: Cross multiply
    240,129.07x = 359,907.31 × 111,873.31
  4. Step 4: Simplify right side
    240,129.07x = 40,264,022,062.90
  5. Step 5: Solve for x
    x = 40,264,022,062.90/240,129.07
  6. Step 6: Final answer
    x = 167,676.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.