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Finding the Fourth Proportional to 64,930.83, 97,427.08 and 44,971.03

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Solution

The fourth proportional to 64,930.83, 97,427.08 and 44,971.03 is: 67,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,930.83 : 97,427.08 = 44,971.03 : x
  2. Step 2: Convert to fraction form
    64,930.83/97,427.08 = 44,971.03/x
  3. Step 3: Cross multiply
    64,930.83x = 97,427.08 × 44,971.03
  4. Step 4: Simplify right side
    64,930.83x = 4,381,396,137.49
  5. Step 5: Solve for x
    x = 4,381,396,137.49/64,930.83
  6. Step 6: Final answer
    x = 67,477.90

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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.