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Finding the Fourth Proportional to 271,883.43, 375,205.95 and 151,018.92

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Solution

The fourth proportional to 271,883.43, 375,205.95 and 151,018.92 is: 208,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,883.43 : 375,205.95 = 151,018.92 : x
  2. Step 2: Convert to fraction form
    271,883.43/375,205.95 = 151,018.92/x
  3. Step 3: Cross multiply
    271,883.43x = 375,205.95 × 151,018.92
  4. Step 4: Simplify right side
    271,883.43x = 56,663,197,346.57
  5. Step 5: Solve for x
    x = 56,663,197,346.57/271,883.43
  6. Step 6: Final answer
    x = 208,409.90

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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.