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Finding the Fourth Proportional to 202,597.37, 303,907.95 and 76,238.69

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Solution

The fourth proportional to 202,597.37, 303,907.95 and 76,238.69 is: 114,362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,597.37 : 303,907.95 = 76,238.69 : x
  2. Step 2: Convert to fraction form
    202,597.37/303,907.95 = 76,238.69/x
  3. Step 3: Cross multiply
    202,597.37x = 303,907.95 × 76,238.69
  4. Step 4: Simplify right side
    202,597.37x = 23,169,544,557.76
  5. Step 5: Solve for x
    x = 23,169,544,557.76/202,597.37
  6. Step 6: Final answer
    x = 114,362.51

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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.