Home / 81,866.03-112,967.08-46,055.27

Finding the Fourth Proportional to 81,866.03, 112,967.08 and 46,055.27

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Solution

The fourth proportional to 81,866.03, 112,967.08 and 46,055.27 is: 63,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,866.03 : 112,967.08 = 46,055.27 : x
  2. Step 2: Convert to fraction form
    81,866.03/112,967.08 = 46,055.27/x
  3. Step 3: Cross multiply
    81,866.03x = 112,967.08 × 46,055.27
  4. Step 4: Simplify right side
    81,866.03x = 5,202,729,031.88
  5. Step 5: Solve for x
    x = 5,202,729,031.88/81,866.03
  6. Step 6: Final answer
    x = 63,551.75

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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.