Home / 179,745.40-248,070.62-103,264.35

Finding the Fourth Proportional to 179,745.40, 248,070.62 and 103,264.35

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Solution

The fourth proportional to 179,745.40, 248,070.62 and 103,264.35 is: 142,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,745.40 : 248,070.62 = 103,264.35 : x
  2. Step 2: Convert to fraction form
    179,745.40/248,070.62 = 103,264.35/x
  3. Step 3: Cross multiply
    179,745.40x = 248,070.62 × 103,264.35
  4. Step 4: Simplify right side
    179,745.40x = 25,616,851,328.40
  5. Step 5: Solve for x
    x = 25,616,851,328.40/179,745.40
  6. Step 6: Final answer
    x = 142,517.42

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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.