Home / 55,831.58-77,054.22-31,965.96

Finding the Fourth Proportional to 55,831.58, 77,054.22 and 31,965.96

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Solution

The fourth proportional to 55,831.58, 77,054.22 and 31,965.96 is: 44,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,831.58 : 77,054.22 = 31,965.96 : x
  2. Step 2: Convert to fraction form
    55,831.58/77,054.22 = 31,965.96/x
  3. Step 3: Cross multiply
    55,831.58x = 77,054.22 × 31,965.96
  4. Step 4: Simplify right side
    55,831.58x = 2,463,112,114.35
  5. Step 5: Solve for x
    x = 2,463,112,114.35/55,831.58
  6. Step 6: Final answer
    x = 44,116.83

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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.