Home / 216,580.38-298,760.93-125,926.32

Finding the Fourth Proportional to 216,580.38, 298,760.93 and 125,926.32

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Solution

The fourth proportional to 216,580.38, 298,760.93 and 125,926.32 is: 173,708.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,580.38 : 298,760.93 = 125,926.32 : x
  2. Step 2: Convert to fraction form
    216,580.38/298,760.93 = 125,926.32/x
  3. Step 3: Cross multiply
    216,580.38x = 298,760.93 × 125,926.32
  4. Step 4: Simplify right side
    216,580.38x = 37,621,863,845.05
  5. Step 5: Solve for x
    x = 37,621,863,845.05/216,580.38
  6. Step 6: Final answer
    x = 173,708.55

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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.