Home / 179,840.80-248,180.31-99,268.34

Finding the Fourth Proportional to 179,840.80, 248,180.31 and 99,268.34

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Solution

The fourth proportional to 179,840.80, 248,180.31 and 99,268.34 is: 136,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,840.80 : 248,180.31 = 99,268.34 : x
  2. Step 2: Convert to fraction form
    179,840.80/248,180.31 = 99,268.34/x
  3. Step 3: Cross multiply
    179,840.80x = 248,180.31 × 99,268.34
  4. Step 4: Simplify right side
    179,840.80x = 24,636,447,394.39
  5. Step 5: Solve for x
    x = 24,636,447,394.39/179,840.80
  6. Step 6: Final answer
    x = 136,990.32

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1.5x scale

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.