Home / 81,865.24-112,973.56-46,055.50

Finding the Fourth Proportional to 81,865.24, 112,973.56 and 46,055.50

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Solution

The fourth proportional to 81,865.24, 112,973.56 and 46,055.50 is: 63,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,865.24 : 112,973.56 = 46,055.50 : x
  2. Step 2: Convert to fraction form
    81,865.24/112,973.56 = 46,055.50/x
  3. Step 3: Cross multiply
    81,865.24x = 112,973.56 × 46,055.50
  4. Step 4: Simplify right side
    81,865.24x = 5,203,053,792.58
  5. Step 5: Solve for x
    x = 5,203,053,792.58/81,865.24
  6. Step 6: Final answer
    x = 63,556.32

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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.