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Finding the Fourth Proportional to 64,879.63, 97,253.16 and 41,204.45

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Solution

The fourth proportional to 64,879.63, 97,253.16 and 41,204.45 is: 61,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,879.63 : 97,253.16 = 41,204.45 : x
  2. Step 2: Convert to fraction form
    64,879.63/97,253.16 = 41,204.45/x
  3. Step 3: Cross multiply
    64,879.63x = 97,253.16 × 41,204.45
  4. Step 4: Simplify right side
    64,879.63x = 4,007,262,510.13
  5. Step 5: Solve for x
    x = 4,007,262,510.13/64,879.63
  6. Step 6: Final answer
    x = 61,764.57

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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.