Home / 46,118.88-63,619.20-30,831.84

Finding the Fourth Proportional to 46,118.88, 63,619.20 and 30,831.84

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Solution

The fourth proportional to 46,118.88, 63,619.20 and 30,831.84 is: 42,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,118.88 : 63,619.20 = 30,831.84 : x
  2. Step 2: Convert to fraction form
    46,118.88/63,619.20 = 30,831.84/x
  3. Step 3: Cross multiply
    46,118.88x = 63,619.20 × 30,831.84
  4. Step 4: Simplify right side
    46,118.88x = 1,961,496,995.33
  5. Step 5: Solve for x
    x = 1,961,496,995.33/46,118.88
  6. Step 6: Final answer
    x = 42,531.32

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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.