Home / 268,655.40-370,914.66-166,788.92

Finding the Fourth Proportional to 268,655.40, 370,914.66 and 166,788.92

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Solution

The fourth proportional to 268,655.40, 370,914.66 and 166,788.92 is: 230,274.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,655.40 : 370,914.66 = 166,788.92 : x
  2. Step 2: Convert to fraction form
    268,655.40/370,914.66 = 166,788.92/x
  3. Step 3: Cross multiply
    268,655.40x = 370,914.66 × 166,788.92
  4. Step 4: Simplify right side
    268,655.40x = 61,864,456,480.85
  5. Step 5: Solve for x
    x = 61,864,456,480.85/268,655.40
  6. Step 6: Final answer
    x = 230,274.38

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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.