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Finding the Fourth Proportional to 64,601.58, 89,157.56 and 35,924.10

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Solution

The fourth proportional to 64,601.58, 89,157.56 and 35,924.10 is: 49,579.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,601.58 : 89,157.56 = 35,924.10 : x
  2. Step 2: Convert to fraction form
    64,601.58/89,157.56 = 35,924.10/x
  3. Step 3: Cross multiply
    64,601.58x = 89,157.56 × 35,924.10
  4. Step 4: Simplify right side
    64,601.58x = 3,202,905,191.01
  5. Step 5: Solve for x
    x = 3,202,905,191.01/64,601.58
  6. Step 6: Final answer
    x = 49,579.36

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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.