Home / 202,042.20-303,064.82-89,692.20

Finding the Fourth Proportional to 202,042.20, 303,064.82 and 89,692.20

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Solution

The fourth proportional to 202,042.20, 303,064.82 and 89,692.20 is: 134,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,042.20 : 303,064.82 = 89,692.20 : x
  2. Step 2: Convert to fraction form
    202,042.20/303,064.82 = 89,692.20/x
  3. Step 3: Cross multiply
    202,042.20x = 303,064.82 × 89,692.20
  4. Step 4: Simplify right side
    202,042.20x = 27,182,550,448.40
  5. Step 5: Solve for x
    x = 27,182,550,448.40/202,042.20
  6. Step 6: Final answer
    x = 134,538.97

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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.