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Finding the Fourth Proportional to 64,461.99, 96,712.79 and 30,771.00

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Solution

The fourth proportional to 64,461.99, 96,712.79 and 30,771.00 is: 46,165.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,461.99 : 96,712.79 = 30,771.00 : x
  2. Step 2: Convert to fraction form
    64,461.99/96,712.79 = 30,771.00/x
  3. Step 3: Cross multiply
    64,461.99x = 96,712.79 × 30,771.00
  4. Step 4: Simplify right side
    64,461.99x = 2,975,949,379.24
  5. Step 5: Solve for x
    x = 2,975,949,379.24/64,461.99
  6. Step 6: Final answer
    x = 46,165.95

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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.