Home / 74,440.36-111,661.98-34,975.72

Finding the Fourth Proportional to 74,440.36, 111,661.98 and 34,975.72

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Solution

The fourth proportional to 74,440.36, 111,661.98 and 34,975.72 is: 52,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,440.36 : 111,661.98 = 34,975.72 : x
  2. Step 2: Convert to fraction form
    74,440.36/111,661.98 = 34,975.72/x
  3. Step 3: Cross multiply
    74,440.36x = 111,661.98 × 34,975.72
  4. Step 4: Simplify right side
    74,440.36x = 3,905,458,147.13
  5. Step 5: Solve for x
    x = 3,905,458,147.13/74,440.36
  6. Step 6: Final answer
    x = 52,464.26

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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.