Home / 65,811.24-90,795.60-41,948.64

Finding the Fourth Proportional to 65,811.24, 90,795.60 and 41,948.64

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Solution

The fourth proportional to 65,811.24, 90,795.60 and 41,948.64 is: 57,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,811.24 : 90,795.60 = 41,948.64 : x
  2. Step 2: Convert to fraction form
    65,811.24/90,795.60 = 41,948.64/x
  3. Step 3: Cross multiply
    65,811.24x = 90,795.60 × 41,948.64
  4. Step 4: Simplify right side
    65,811.24x = 3,808,751,937.98
  5. Step 5: Solve for x
    x = 3,808,751,937.98/65,811.24
  6. Step 6: Final answer
    x = 57,873.88

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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.