Home / 295,143.90-407,196.36-166,061.58

Finding the Fourth Proportional to 295,143.90, 407,196.36 and 166,061.58

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Solution

The fourth proportional to 295,143.90, 407,196.36 and 166,061.58 is: 229,107.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,143.90 : 407,196.36 = 166,061.58 : x
  2. Step 2: Convert to fraction form
    295,143.90/407,196.36 = 166,061.58/x
  3. Step 3: Cross multiply
    295,143.90x = 407,196.36 × 166,061.58
  4. Step 4: Simplify right side
    295,143.90x = 67,619,670,911.85
  5. Step 5: Solve for x
    x = 67,619,670,911.85/295,143.90
  6. Step 6: Final answer
    x = 229,107.47

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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.