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Finding the Fourth Proportional to 202,363.76, 303,381.48 and 180,220.16

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Solution

The fourth proportional to 202,363.76, 303,381.48 and 180,220.16 is: 270,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,363.76 : 303,381.48 = 180,220.16 : x
  2. Step 2: Convert to fraction form
    202,363.76/303,381.48 = 180,220.16/x
  3. Step 3: Cross multiply
    202,363.76x = 303,381.48 × 180,220.16
  4. Step 4: Simplify right side
    202,363.76x = 54,675,458,866.64
  5. Step 5: Solve for x
    x = 54,675,458,866.64/202,363.76
  6. Step 6: Final answer
    x = 270,184.04

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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.