Home / 65,739.22-90,724.73-37,444.91

Finding the Fourth Proportional to 65,739.22, 90,724.73 and 37,444.91

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Solution

The fourth proportional to 65,739.22, 90,724.73 and 37,444.91 is: 51,676.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,739.22 : 90,724.73 = 37,444.91 : x
  2. Step 2: Convert to fraction form
    65,739.22/90,724.73 = 37,444.91/x
  3. Step 3: Cross multiply
    65,739.22x = 90,724.73 × 37,444.91
  4. Step 4: Simplify right side
    65,739.22x = 3,397,178,708.78
  5. Step 5: Solve for x
    x = 3,397,178,708.78/65,739.22
  6. Step 6: Final answer
    x = 51,676.59

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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.