Home / 295,137.90-407,188.08-166,055.58

Finding the Fourth Proportional to 295,137.90, 407,188.08 and 166,055.58

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Solution

The fourth proportional to 295,137.90, 407,188.08 and 166,055.58 is: 229,099.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,137.90 : 407,188.08 = 166,055.58 : x
  2. Step 2: Convert to fraction form
    295,137.90/407,188.08 = 166,055.58/x
  3. Step 3: Cross multiply
    295,137.90x = 407,188.08 × 166,055.58
  4. Step 4: Simplify right side
    295,137.90x = 67,615,852,793.49
  5. Step 5: Solve for x
    x = 67,615,852,793.49/295,137.90
  6. Step 6: Final answer
    x = 229,099.19

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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.