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Finding the Fourth Proportional to 64,888, 89,558.48 and 36,594.24

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Solution

The fourth proportional to 64,888, 89,558.48 and 36,594.24 is: 50,507.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,888 : 89,558.48 = 36,594.24 : x
  2. Step 2: Convert to fraction form
    64,888/89,558.48 = 36,594.24/x
  3. Step 3: Cross multiply
    64,888x = 89,558.48 × 36,594.24
  4. Step 4: Simplify right side
    64,888x = 3,277,324,511.16
  5. Step 5: Solve for x
    x = 3,277,324,511.16/64,888
  6. Step 6: Final answer
    x = 50,507.41

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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.