Home / 202,259.08-303,431.82-77,599

Finding the Fourth Proportional to 202,259.08, 303,431.82 and 77,599

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Solution

The fourth proportional to 202,259.08, 303,431.82 and 77,599 is: 116,415.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,259.08 : 303,431.82 = 77,599 : x
  2. Step 2: Convert to fraction form
    202,259.08/303,431.82 = 77,599/x
  3. Step 3: Cross multiply
    202,259.08x = 303,431.82 × 77,599
  4. Step 4: Simplify right side
    202,259.08x = 23,546,005,800.18
  5. Step 5: Solve for x
    x = 23,546,005,800.18/202,259.08
  6. Step 6: Final answer
    x = 116,415.07

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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.