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Finding the Fourth Proportional to 269,458.46, 371,847.77 and 148,610.98

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Solution

The fourth proportional to 269,458.46, 371,847.77 and 148,610.98 is: 205,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,458.46 : 371,847.77 = 148,610.98 : x
  2. Step 2: Convert to fraction form
    269,458.46/371,847.77 = 148,610.98/x
  3. Step 3: Cross multiply
    269,458.46x = 371,847.77 × 148,610.98
  4. Step 4: Simplify right side
    269,458.46x = 55,260,661,510.51
  5. Step 5: Solve for x
    x = 55,260,661,510.51/269,458.46
  6. Step 6: Final answer
    x = 205,080.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.