Home / 265,913.41-397,933.95-166,120.60

Finding the Fourth Proportional to 265,913.41, 397,933.95 and 166,120.60

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Solution

The fourth proportional to 265,913.41, 397,933.95 and 166,120.60 is: 248,596.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,913.41 : 397,933.95 = 166,120.60 : x
  2. Step 2: Convert to fraction form
    265,913.41/397,933.95 = 166,120.60/x
  3. Step 3: Cross multiply
    265,913.41x = 397,933.95 × 166,120.60
  4. Step 4: Simplify right side
    265,913.41x = 66,105,026,534.37
  5. Step 5: Solve for x
    x = 66,105,026,534.37/265,913.41
  6. Step 6: Final answer
    x = 248,596.06

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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.