Home / 216,581.31-298,762.22-125,927.25

Finding the Fourth Proportional to 216,581.31, 298,762.22 and 125,927.25

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Solution

The fourth proportional to 216,581.31, 298,762.22 and 125,927.25 is: 173,709.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,581.31 : 298,762.22 = 125,927.25 : x
  2. Step 2: Convert to fraction form
    216,581.31/298,762.22 = 125,927.25/x
  3. Step 3: Cross multiply
    216,581.31x = 298,762.22 × 125,927.25
  4. Step 4: Simplify right side
    216,581.31x = 37,622,304,138.86
  5. Step 5: Solve for x
    x = 37,622,304,138.86/216,581.31
  6. Step 6: Final answer
    x = 173,709.84

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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.