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Finding the Fourth Proportional to 64,459.44, 96,590.24 and 26,999

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Solution

The fourth proportional to 64,459.44, 96,590.24 and 26,999 is: 40,457.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,459.44 : 96,590.24 = 26,999 : x
  2. Step 2: Convert to fraction form
    64,459.44/96,590.24 = 26,999/x
  3. Step 3: Cross multiply
    64,459.44x = 96,590.24 × 26,999
  4. Step 4: Simplify right side
    64,459.44x = 2,607,839,889.76
  5. Step 5: Solve for x
    x = 2,607,839,889.76/64,459.44
  6. Step 6: Final answer
    x = 40,457.07

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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.