Home / 288,194.40-397,700.01-160,867.26

Finding the Fourth Proportional to 288,194.40, 397,700.01 and 160,867.26

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Solution

The fourth proportional to 288,194.40, 397,700.01 and 160,867.26 is: 221,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,194.40 : 397,700.01 = 160,867.26 : x
  2. Step 2: Convert to fraction form
    288,194.40/397,700.01 = 160,867.26/x
  3. Step 3: Cross multiply
    288,194.40x = 397,700.01 × 160,867.26
  4. Step 4: Simplify right side
    288,194.40x = 63,976,910,910.67
  5. Step 5: Solve for x
    x = 63,976,910,910.67/288,194.40
  6. Step 6: Final answer
    x = 221,992.21

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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.