Home / 275,686.07-413,552.25-76,006.35

Finding the Fourth Proportional to 275,686.07, 413,552.25 and 76,006.35

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Solution

The fourth proportional to 275,686.07, 413,552.25 and 76,006.35 is: 114,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,686.07 : 413,552.25 = 76,006.35 : x
  2. Step 2: Convert to fraction form
    275,686.07/413,552.25 = 76,006.35/x
  3. Step 3: Cross multiply
    275,686.07x = 413,552.25 × 76,006.35
  4. Step 4: Simplify right side
    275,686.07x = 31,432,597,056.79
  5. Step 5: Solve for x
    x = 31,432,597,056.79/275,686.07
  6. Step 6: Final answer
    x = 114,015.91

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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.