Home / 81,869.40-112,971.73-46,058.64

Finding the Fourth Proportional to 81,869.40, 112,971.73 and 46,058.64

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Solution

The fourth proportional to 81,869.40, 112,971.73 and 46,058.64 is: 63,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,869.40 : 112,971.73 = 46,058.64 : x
  2. Step 2: Convert to fraction form
    81,869.40/112,971.73 = 46,058.64/x
  3. Step 3: Cross multiply
    81,869.40x = 112,971.73 × 46,058.64
  4. Step 4: Simplify right side
    81,869.40x = 5,203,324,425.28
  5. Step 5: Solve for x
    x = 5,203,324,425.28/81,869.40
  6. Step 6: Final answer
    x = 63,556.40

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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.