Home / 74,293.38-111,173.85-64,332.48

Finding the Fourth Proportional to 74,293.38, 111,173.85 and 64,332.48

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Solution

The fourth proportional to 74,293.38, 111,173.85 and 64,332.48 is: 96,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,293.38 : 111,173.85 = 64,332.48 : x
  2. Step 2: Convert to fraction form
    74,293.38/111,173.85 = 64,332.48/x
  3. Step 3: Cross multiply
    74,293.38x = 111,173.85 × 64,332.48
  4. Step 4: Simplify right side
    74,293.38x = 7,152,089,481.65
  5. Step 5: Solve for x
    x = 7,152,089,481.65/74,293.38
  6. Step 6: Final answer
    x = 96,268.19

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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.