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Finding the Fourth Proportional to 271,962.36, 375,250.32 and 158,734.08

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Solution

The fourth proportional to 271,962.36, 375,250.32 and 158,734.08 is: 219,019.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,962.36 : 375,250.32 = 158,734.08 : x
  2. Step 2: Convert to fraction form
    271,962.36/375,250.32 = 158,734.08/x
  3. Step 3: Cross multiply
    271,962.36x = 375,250.32 × 158,734.08
  4. Step 4: Simplify right side
    271,962.36x = 59,565,014,314.91
  5. Step 5: Solve for x
    x = 59,565,014,314.91/271,962.36
  6. Step 6: Final answer
    x = 219,019.33

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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.