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Finding the Fourth Proportional to 64,804.50, 97,206.75 and 15,556.50

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Solution

The fourth proportional to 64,804.50, 97,206.75 and 15,556.50 is: 23,334.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,804.50 : 97,206.75 = 15,556.50 : x
  2. Step 2: Convert to fraction form
    64,804.50/97,206.75 = 15,556.50/x
  3. Step 3: Cross multiply
    64,804.50x = 97,206.75 × 15,556.50
  4. Step 4: Simplify right side
    64,804.50x = 1,512,196,806.38
  5. Step 5: Solve for x
    x = 1,512,196,806.38/64,804.50
  6. Step 6: Final answer
    x = 23,334.75

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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.