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Finding the Fourth Proportional to 271,856.73, 375,151.85 and 151,005.73

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Solution

The fourth proportional to 271,856.73, 375,151.85 and 151,005.73 is: 208,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,856.73 : 375,151.85 = 151,005.73 : x
  2. Step 2: Convert to fraction form
    271,856.73/375,151.85 = 151,005.73/x
  3. Step 3: Cross multiply
    271,856.73x = 375,151.85 × 151,005.73
  4. Step 4: Simplify right side
    271,856.73x = 56,650,077,843.46
  5. Step 5: Solve for x
    x = 56,650,077,843.46/271,856.73
  6. Step 6: Final answer
    x = 208,382.10

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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.