Home / 45,749.66-68,313.08-40,367.99

Finding the Fourth Proportional to 45,749.66, 68,313.08 and 40,367.99

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Solution

The fourth proportional to 45,749.66, 68,313.08 and 40,367.99 is: 60,277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,749.66 : 68,313.08 = 40,367.99 : x
  2. Step 2: Convert to fraction form
    45,749.66/68,313.08 = 40,367.99/x
  3. Step 3: Cross multiply
    45,749.66x = 68,313.08 × 40,367.99
  4. Step 4: Simplify right side
    45,749.66x = 2,757,661,458.61
  5. Step 5: Solve for x
    x = 2,757,661,458.61/45,749.66
  6. Step 6: Final answer
    x = 60,277.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.