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Finding the Fourth Proportional to 64,735.99, 97,072.66 and 38,433.67

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Solution

The fourth proportional to 64,735.99, 97,072.66 and 38,433.67 is: 57,631.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,735.99 : 97,072.66 = 38,433.67 : x
  2. Step 2: Convert to fraction form
    64,735.99/97,072.66 = 38,433.67/x
  3. Step 3: Cross multiply
    64,735.99x = 97,072.66 × 38,433.67
  4. Step 4: Simplify right side
    64,735.99x = 3,730,858,580.46
  5. Step 5: Solve for x
    x = 3,730,858,580.46/64,735.99
  6. Step 6: Final answer
    x = 57,631.91

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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.