Home / 242,227.10-334,206.26-145,405.82

Finding the Fourth Proportional to 242,227.10, 334,206.26 and 145,405.82

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Solution

The fourth proportional to 242,227.10, 334,206.26 and 145,405.82 is: 200,619.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,227.10 : 334,206.26 = 145,405.82 : x
  2. Step 2: Convert to fraction form
    242,227.10/334,206.26 = 145,405.82/x
  3. Step 3: Cross multiply
    242,227.10x = 334,206.26 × 145,405.82
  4. Step 4: Simplify right side
    242,227.10x = 48,595,535,284.43
  5. Step 5: Solve for x
    x = 48,595,535,284.43/242,227.10
  6. Step 6: Final answer
    x = 200,619.73

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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.