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Finding the Fourth Proportional to 271,920.06, 375,241.28 and 151,058.21

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Solution

The fourth proportional to 271,920.06, 375,241.28 and 151,058.21 is: 208,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,920.06 : 375,241.28 = 151,058.21 : x
  2. Step 2: Convert to fraction form
    271,920.06/375,241.28 = 151,058.21/x
  3. Step 3: Cross multiply
    271,920.06x = 375,241.28 × 151,058.21
  4. Step 4: Simplify right side
    271,920.06x = 56,683,273,443.41
  5. Step 5: Solve for x
    x = 56,683,273,443.41/271,920.06
  6. Step 6: Final answer
    x = 208,455.65

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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.