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Finding the Fourth Proportional to 64,078.67, 96,118.04 and 16,693.64

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Solution

The fourth proportional to 64,078.67, 96,118.04 and 16,693.64 is: 25,040.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,078.67 : 96,118.04 = 16,693.64 : x
  2. Step 2: Convert to fraction form
    64,078.67/96,118.04 = 16,693.64/x
  3. Step 3: Cross multiply
    64,078.67x = 96,118.04 × 16,693.64
  4. Step 4: Simplify right side
    64,078.67x = 1,604,559,957.27
  5. Step 5: Solve for x
    x = 1,604,559,957.27/64,078.67
  6. Step 6: Final answer
    x = 25,040.47

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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.