Home / 56,703.36-78,245.56-32,831.65

Finding the Fourth Proportional to 56,703.36, 78,245.56 and 32,831.65

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Solution

The fourth proportional to 56,703.36, 78,245.56 and 32,831.65 is: 45,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,703.36 : 78,245.56 = 32,831.65 : x
  2. Step 2: Convert to fraction form
    56,703.36/78,245.56 = 32,831.65/x
  3. Step 3: Cross multiply
    56,703.36x = 78,245.56 × 32,831.65
  4. Step 4: Simplify right side
    56,703.36x = 2,568,930,839.97
  5. Step 5: Solve for x
    x = 2,568,930,839.97/56,703.36
  6. Step 6: Final answer
    x = 45,304.74

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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.