Home / 65,425.24-90,289.60-37,133.56

Finding the Fourth Proportional to 65,425.24, 90,289.60 and 37,133.56

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Solution

The fourth proportional to 65,425.24, 90,289.60 and 37,133.56 is: 51,245.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,425.24 : 90,289.60 = 37,133.56 : x
  2. Step 2: Convert to fraction form
    65,425.24/90,289.60 = 37,133.56/x
  3. Step 3: Cross multiply
    65,425.24x = 90,289.60 × 37,133.56
  4. Step 4: Simplify right side
    65,425.24x = 3,352,774,278.98
  5. Step 5: Solve for x
    x = 3,352,774,278.98/65,425.24
  6. Step 6: Final answer
    x = 51,245.88

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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.