Home / 268,137.96-370,030.26-147,282.60

Finding the Fourth Proportional to 268,137.96, 370,030.26 and 147,282.60

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Solution

The fourth proportional to 268,137.96, 370,030.26 and 147,282.60 is: 203,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,137.96 : 370,030.26 = 147,282.60 : x
  2. Step 2: Convert to fraction form
    268,137.96/370,030.26 = 147,282.60/x
  3. Step 3: Cross multiply
    268,137.96x = 370,030.26 × 147,282.60
  4. Step 4: Simplify right side
    268,137.96x = 54,499,018,771.48
  5. Step 5: Solve for x
    x = 54,499,018,771.48/268,137.96
  6. Step 6: Final answer
    x = 203,249.92

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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.