Home / 271,539.72-374,715-150,686.28

Finding the Fourth Proportional to 271,539.72, 374,715 and 150,686.28

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Solution

The fourth proportional to 271,539.72, 374,715 and 150,686.28 is: 207,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,539.72 : 374,715 = 150,686.28 : x
  2. Step 2: Convert to fraction form
    271,539.72/374,715 = 150,686.28/x
  3. Step 3: Cross multiply
    271,539.72x = 374,715 × 150,686.28
  4. Step 4: Simplify right side
    271,539.72x = 56,464,409,410.20
  5. Step 5: Solve for x
    x = 56,464,409,410.20/271,539.72
  6. Step 6: Final answer
    x = 207,941.62

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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.