Home / 179,884.80-248,054.40-116,121.60

Finding the Fourth Proportional to 179,884.80, 248,054.40 and 116,121.60

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Solution

The fourth proportional to 179,884.80, 248,054.40 and 116,121.60 is: 160,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,884.80 : 248,054.40 = 116,121.60 : x
  2. Step 2: Convert to fraction form
    179,884.80/248,054.40 = 116,121.60/x
  3. Step 3: Cross multiply
    179,884.80x = 248,054.40 × 116,121.60
  4. Step 4: Simplify right side
    179,884.80x = 28,804,473,815.04
  5. Step 5: Solve for x
    x = 28,804,473,815.04/179,884.80
  6. Step 6: Final answer
    x = 160,127.34

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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.