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Finding the Fourth Proportional to 271,840.01, 375,143.85 and 149,337.54

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Solution

The fourth proportional to 271,840.01, 375,143.85 and 149,337.54 is: 206,088.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,840.01 : 375,143.85 = 149,337.54 : x
  2. Step 2: Convert to fraction form
    271,840.01/375,143.85 = 149,337.54/x
  3. Step 3: Cross multiply
    271,840.01x = 375,143.85 × 149,337.54
  4. Step 4: Simplify right side
    271,840.01x = 56,023,059,705.13
  5. Step 5: Solve for x
    x = 56,023,059,705.13/271,840.01
  6. Step 6: Final answer
    x = 206,088.35

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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.