Home / 113,261.09-169,521.87-83,267.41

Finding the Fourth Proportional to 113,261.09, 169,521.87 and 83,267.41

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Solution

The fourth proportional to 113,261.09, 169,521.87 and 83,267.41 is: 124,629.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,261.09 : 169,521.87 = 83,267.41 : x
  2. Step 2: Convert to fraction form
    113,261.09/169,521.87 = 83,267.41/x
  3. Step 3: Cross multiply
    113,261.09x = 169,521.87 × 83,267.41
  4. Step 4: Simplify right side
    113,261.09x = 14,115,647,053.26
  5. Step 5: Solve for x
    x = 14,115,647,053.26/113,261.09
  6. Step 6: Final answer
    x = 124,629.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.