Home / 65,391.36-90,237.42-37,096.44

Finding the Fourth Proportional to 65,391.36, 90,237.42 and 37,096.44

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Solution

The fourth proportional to 65,391.36, 90,237.42 and 37,096.44 is: 51,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,391.36 : 90,237.42 = 37,096.44 : x
  2. Step 2: Convert to fraction form
    65,391.36/90,237.42 = 37,096.44/x
  3. Step 3: Cross multiply
    65,391.36x = 90,237.42 × 37,096.44
  4. Step 4: Simplify right side
    65,391.36x = 3,347,487,036.78
  5. Step 5: Solve for x
    x = 3,347,487,036.78/65,391.36
  6. Step 6: Final answer
    x = 51,191.58

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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.