Home / 334,337.20-501,504.06-81,619.02

Finding the Fourth Proportional to 334,337.20, 501,504.06 and 81,619.02

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Solution

The fourth proportional to 334,337.20, 501,504.06 and 81,619.02 is: 122,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,337.20 : 501,504.06 = 81,619.02 : x
  2. Step 2: Convert to fraction form
    334,337.20/501,504.06 = 81,619.02/x
  3. Step 3: Cross multiply
    334,337.20x = 501,504.06 × 81,619.02
  4. Step 4: Simplify right side
    334,337.20x = 40,932,269,903.22
  5. Step 5: Solve for x
    x = 40,932,269,903.22/334,337.20
  6. Step 6: Final answer
    x = 122,428.11

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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.