Home / 271,478.45-374,633.13-148,970.46

Finding the Fourth Proportional to 271,478.45, 374,633.13 and 148,970.46

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Solution

The fourth proportional to 271,478.45, 374,633.13 and 148,970.46 is: 205,575.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,478.45 : 374,633.13 = 148,970.46 : x
  2. Step 2: Convert to fraction form
    271,478.45/374,633.13 = 148,970.46/x
  3. Step 3: Cross multiply
    271,478.45x = 374,633.13 × 148,970.46
  4. Step 4: Simplify right side
    271,478.45x = 55,809,268,306.60
  5. Step 5: Solve for x
    x = 55,809,268,306.60/271,478.45
  6. Step 6: Final answer
    x = 205,575.31

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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.