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Finding the Fourth Proportional to 64,994.73, 97,462.92 and 29,915.25

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Solution

The fourth proportional to 64,994.73, 97,462.92 and 29,915.25 is: 44,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,994.73 : 97,462.92 = 29,915.25 : x
  2. Step 2: Convert to fraction form
    64,994.73/97,462.92 = 29,915.25/x
  3. Step 3: Cross multiply
    64,994.73x = 97,462.92 × 29,915.25
  4. Step 4: Simplify right side
    64,994.73x = 2,915,627,617.53
  5. Step 5: Solve for x
    x = 2,915,627,617.53/64,994.73
  6. Step 6: Final answer
    x = 44,859.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.