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Finding the Fourth Proportional to 64,180.89, 96,287.81 and 26,728.52

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Solution

The fourth proportional to 64,180.89, 96,287.81 and 26,728.52 is: 40,099.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,180.89 : 96,287.81 = 26,728.52 : x
  2. Step 2: Convert to fraction form
    64,180.89/96,287.81 = 26,728.52/x
  3. Step 3: Cross multiply
    64,180.89x = 96,287.81 × 26,728.52
  4. Step 4: Simplify right side
    64,180.89x = 2,573,630,040.26
  5. Step 5: Solve for x
    x = 2,573,630,040.26/64,180.89
  6. Step 6: Final answer
    x = 40,099.63

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1.5x scale

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.