Home / 268,221.29-370,151.90-147,370.41

Finding the Fourth Proportional to 268,221.29, 370,151.90 and 147,370.41

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Solution

The fourth proportional to 268,221.29, 370,151.90 and 147,370.41 is: 203,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,221.29 : 370,151.90 = 147,370.41 : x
  2. Step 2: Convert to fraction form
    268,221.29/370,151.90 = 147,370.41/x
  3. Step 3: Cross multiply
    268,221.29x = 370,151.90 × 147,370.41
  4. Step 4: Simplify right side
    268,221.29x = 54,549,436,528.43
  5. Step 5: Solve for x
    x = 54,549,436,528.43/268,221.29
  6. Step 6: Final answer
    x = 203,374.75

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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.