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Finding the Fourth Proportional to 64,455.80, 96,584.81 and 26,995.38

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Solution

The fourth proportional to 64,455.80, 96,584.81 and 26,995.38 is: 40,451.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,455.80 : 96,584.81 = 26,995.38 : x
  2. Step 2: Convert to fraction form
    64,455.80/96,584.81 = 26,995.38/x
  3. Step 3: Cross multiply
    64,455.80x = 96,584.81 × 26,995.38
  4. Step 4: Simplify right side
    64,455.80x = 2,607,343,151.01
  5. Step 5: Solve for x
    x = 2,607,343,151.01/64,455.80
  6. Step 6: Final answer
    x = 40,451.64

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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.