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Finding the Fourth Proportional to 237,491.93, 327,739.37 and 128,597.46

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Solution

The fourth proportional to 237,491.93, 327,739.37 and 128,597.46 is: 177,464.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,491.93 : 327,739.37 = 128,597.46 : x
  2. Step 2: Convert to fraction form
    237,491.93/327,739.37 = 128,597.46/x
  3. Step 3: Cross multiply
    237,491.93x = 327,739.37 × 128,597.46
  4. Step 4: Simplify right side
    237,491.93x = 42,146,448,651.99
  5. Step 5: Solve for x
    x = 42,146,448,651.99/237,491.93
  6. Step 6: Final answer
    x = 177,464.76

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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.