Home / 74,302.36-111,470.53-32,189.45

Finding the Fourth Proportional to 74,302.36, 111,470.53 and 32,189.45

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Solution

The fourth proportional to 74,302.36, 111,470.53 and 32,189.45 is: 48,291.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,302.36 : 111,470.53 = 32,189.45 : x
  2. Step 2: Convert to fraction form
    74,302.36/111,470.53 = 32,189.45/x
  3. Step 3: Cross multiply
    74,302.36x = 111,470.53 × 32,189.45
  4. Step 4: Simplify right side
    74,302.36x = 3,588,174,414.08
  5. Step 5: Solve for x
    x = 3,588,174,414.08/74,302.36
  6. Step 6: Final answer
    x = 48,291.53

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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.