Home / 74,064.34-111,133.77-29,722.78

Finding the Fourth Proportional to 74,064.34, 111,133.77 and 29,722.78

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Solution

The fourth proportional to 74,064.34, 111,133.77 and 29,722.78 is: 44,599.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,064.34 : 111,133.77 = 29,722.78 : x
  2. Step 2: Convert to fraction form
    74,064.34/111,133.77 = 29,722.78/x
  3. Step 3: Cross multiply
    74,064.34x = 111,133.77 × 29,722.78
  4. Step 4: Simplify right side
    74,064.34x = 3,303,204,596.28
  5. Step 5: Solve for x
    x = 3,303,204,596.28/74,064.34
  6. Step 6: Final answer
    x = 44,599.12

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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.