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Finding the Fourth Proportional to 202,026.37, 303,037.55 and 77,367.37

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Solution

The fourth proportional to 202,026.37, 303,037.55 and 77,367.37 is: 116,050.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,026.37 : 303,037.55 = 77,367.37 : x
  2. Step 2: Convert to fraction form
    202,026.37/303,037.55 = 77,367.37/x
  3. Step 3: Cross multiply
    202,026.37x = 303,037.55 × 77,367.37
  4. Step 4: Simplify right side
    202,026.37x = 23,445,216,352.72
  5. Step 5: Solve for x
    x = 23,445,216,352.72/202,026.37
  6. Step 6: Final answer
    x = 116,050.28

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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.