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Finding the Fourth Proportional to 64,656.96, 89,213.23 and 37,794.27

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Solution

The fourth proportional to 64,656.96, 89,213.23 and 37,794.27 is: 52,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,656.96 : 89,213.23 = 37,794.27 : x
  2. Step 2: Convert to fraction form
    64,656.96/89,213.23 = 37,794.27/x
  3. Step 3: Cross multiply
    64,656.96x = 89,213.23 × 37,794.27
  4. Step 4: Simplify right side
    64,656.96x = 3,371,749,033.07
  5. Step 5: Solve for x
    x = 3,371,749,033.07/64,656.96
  6. Step 6: Final answer
    x = 52,148.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.