Home / 74,216.28-102,373.56-43,991.94

Finding the Fourth Proportional to 74,216.28, 102,373.56 and 43,991.94

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Solution

The fourth proportional to 74,216.28, 102,373.56 and 43,991.94 is: 60,682.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,216.28 : 102,373.56 = 43,991.94 : x
  2. Step 2: Convert to fraction form
    74,216.28/102,373.56 = 43,991.94/x
  3. Step 3: Cross multiply
    74,216.28x = 102,373.56 × 43,991.94
  4. Step 4: Simplify right side
    74,216.28x = 4,503,611,509.11
  5. Step 5: Solve for x
    x = 4,503,611,509.11/74,216.28
  6. Step 6: Final answer
    x = 60,682.26

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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.