Home / 62,922.15-86,831.19-36,080.46

Finding the Fourth Proportional to 62,922.15, 86,831.19 and 36,080.46

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Solution

The fourth proportional to 62,922.15, 86,831.19 and 36,080.46 is: 49,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,922.15 : 86,831.19 = 36,080.46 : x
  2. Step 2: Convert to fraction form
    62,922.15/86,831.19 = 36,080.46/x
  3. Step 3: Cross multiply
    62,922.15x = 86,831.19 × 36,080.46
  4. Step 4: Simplify right side
    62,922.15x = 3,132,909,277.55
  5. Step 5: Solve for x
    x = 3,132,909,277.55/62,922.15
  6. Step 6: Final answer
    x = 49,790.25

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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.