Home / 74,589.20-102,933.09-41,055.20

Finding the Fourth Proportional to 74,589.20, 102,933.09 and 41,055.20

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Solution

The fourth proportional to 74,589.20, 102,933.09 and 41,055.20 is: 56,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,589.20 : 102,933.09 = 41,055.20 : x
  2. Step 2: Convert to fraction form
    74,589.20/102,933.09 = 41,055.20/x
  3. Step 3: Cross multiply
    74,589.20x = 102,933.09 × 41,055.20
  4. Step 4: Simplify right side
    74,589.20x = 4,225,938,081.90
  5. Step 5: Solve for x
    x = 4,225,938,081.90/74,589.20
  6. Step 6: Final answer
    x = 56,656.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.