Home / 202,118.33-303,178.39-52,347.98

Finding the Fourth Proportional to 202,118.33, 303,178.39 and 52,347.98

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Solution

The fourth proportional to 202,118.33, 303,178.39 and 52,347.98 is: 78,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,118.33 : 303,178.39 = 52,347.98 : x
  2. Step 2: Convert to fraction form
    202,118.33/303,178.39 = 52,347.98/x
  3. Step 3: Cross multiply
    202,118.33x = 303,178.39 × 52,347.98
  4. Step 4: Simplify right side
    202,118.33x = 15,870,774,649.39
  5. Step 5: Solve for x
    x = 15,870,774,649.39/202,118.33
  6. Step 6: Final answer
    x = 78,522.20

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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.