Home / 201,916.10-302,874.15-200,533.70

Finding the Fourth Proportional to 201,916.10, 302,874.15 and 200,533.70

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Solution

The fourth proportional to 201,916.10, 302,874.15 and 200,533.70 is: 300,800.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,916.10 : 302,874.15 = 200,533.70 : x
  2. Step 2: Convert to fraction form
    201,916.10/302,874.15 = 200,533.70/x
  3. Step 3: Cross multiply
    201,916.10x = 302,874.15 × 200,533.70
  4. Step 4: Simplify right side
    201,916.10x = 60,736,473,933.86
  5. Step 5: Solve for x
    x = 60,736,473,933.86/201,916.10
  6. Step 6: Final answer
    x = 300,800.55

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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.