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Finding the Fourth Proportional to 64,014.78, 96,047.04 and 26,565.48

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Solution

The fourth proportional to 64,014.78, 96,047.04 and 26,565.48 is: 39,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,014.78 : 96,047.04 = 26,565.48 : x
  2. Step 2: Convert to fraction form
    64,014.78/96,047.04 = 26,565.48/x
  3. Step 3: Cross multiply
    64,014.78x = 96,047.04 × 26,565.48
  4. Step 4: Simplify right side
    64,014.78x = 2,551,535,720.18
  5. Step 5: Solve for x
    x = 2,551,535,720.18/64,014.78
  6. Step 6: Final answer
    x = 39,858.54

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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.