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Finding the Fourth Proportional to 64,079.06, 96,153.06 and 26,664.96

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Solution

The fourth proportional to 64,079.06, 96,153.06 and 26,664.96 is: 40,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,079.06 : 96,153.06 = 26,664.96 : x
  2. Step 2: Convert to fraction form
    64,079.06/96,153.06 = 26,664.96/x
  3. Step 3: Cross multiply
    64,079.06x = 96,153.06 × 26,664.96
  4. Step 4: Simplify right side
    64,079.06x = 2,563,917,498.78
  5. Step 5: Solve for x
    x = 2,563,917,498.78/64,079.06
  6. Step 6: Final answer
    x = 40,011.78

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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.