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Finding the Fourth Proportional to 271,641.80, 374,847.96 and 150,777.32

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Solution

The fourth proportional to 271,641.80, 374,847.96 and 150,777.32 is: 208,062.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,641.80 : 374,847.96 = 150,777.32 : x
  2. Step 2: Convert to fraction form
    271,641.80/374,847.96 = 150,777.32/x
  3. Step 3: Cross multiply
    271,641.80x = 374,847.96 × 150,777.32
  4. Step 4: Simplify right side
    271,641.80x = 56,518,570,816.27
  5. Step 5: Solve for x
    x = 56,518,570,816.27/271,641.80
  6. Step 6: Final answer
    x = 208,062.86

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1.5x scale

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.