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Finding the Fourth Proportional to 271,748.39, 375,005.57 and 150,886.58

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Solution

The fourth proportional to 271,748.39, 375,005.57 and 150,886.58 is: 208,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,748.39 : 375,005.57 = 150,886.58 : x
  2. Step 2: Convert to fraction form
    271,748.39/375,005.57 = 150,886.58/x
  3. Step 3: Cross multiply
    271,748.39x = 375,005.57 × 150,886.58
  4. Step 4: Simplify right side
    271,748.39x = 56,583,306,440.44
  5. Step 5: Solve for x
    x = 56,583,306,440.44/271,748.39
  6. Step 6: Final answer
    x = 208,219.47

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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.