Home / 135,322.20-202,983.30-41,837.40

Finding the Fourth Proportional to 135,322.20, 202,983.30 and 41,837.40

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Solution

The fourth proportional to 135,322.20, 202,983.30 and 41,837.40 is: 62,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,322.20 : 202,983.30 = 41,837.40 : x
  2. Step 2: Convert to fraction form
    135,322.20/202,983.30 = 41,837.40/x
  3. Step 3: Cross multiply
    135,322.20x = 202,983.30 × 41,837.40
  4. Step 4: Simplify right side
    135,322.20x = 8,492,293,515.42
  5. Step 5: Solve for x
    x = 8,492,293,515.42/135,322.20
  6. Step 6: Final answer
    x = 62,756.10

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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.