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Finding the Fourth Proportional to 68,256.90, 94,202.22 and 38,044.98

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Solution

The fourth proportional to 68,256.90, 94,202.22 and 38,044.98 is: 52,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,256.90 : 94,202.22 = 38,044.98 : x
  2. Step 2: Convert to fraction form
    68,256.90/94,202.22 = 38,044.98/x
  3. Step 3: Cross multiply
    68,256.90x = 94,202.22 × 38,044.98
  4. Step 4: Simplify right side
    68,256.90x = 3,583,921,575.86
  5. Step 5: Solve for x
    x = 3,583,921,575.86/68,256.90
  6. Step 6: Final answer
    x = 52,506.36

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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.