Home / 202,265.40-303,152.10-143,118.12

Finding the Fourth Proportional to 202,265.40, 303,152.10 and 143,118.12

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Solution

The fourth proportional to 202,265.40, 303,152.10 and 143,118.12 is: 214,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,265.40 : 303,152.10 = 143,118.12 : x
  2. Step 2: Convert to fraction form
    202,265.40/303,152.10 = 143,118.12/x
  3. Step 3: Cross multiply
    202,265.40x = 303,152.10 × 143,118.12
  4. Step 4: Simplify right side
    202,265.40x = 43,386,558,626.05
  5. Step 5: Solve for x
    x = 43,386,558,626.05/202,265.40
  6. Step 6: Final answer
    x = 214,503.12

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1.5x scale

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.