Home / 251,215.20-346,589.73-160,624.20

Finding the Fourth Proportional to 251,215.20, 346,589.73 and 160,624.20

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Solution

The fourth proportional to 251,215.20, 346,589.73 and 160,624.20 is: 221,605.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,215.20 : 346,589.73 = 160,624.20 : x
  2. Step 2: Convert to fraction form
    251,215.20/346,589.73 = 160,624.20/x
  3. Step 3: Cross multiply
    251,215.20x = 346,589.73 × 160,624.20
  4. Step 4: Simplify right side
    251,215.20x = 55,670,698,109.47
  5. Step 5: Solve for x
    x = 55,670,698,109.47/251,215.20
  6. Step 6: Final answer
    x = 221,605.61

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1.5x scale

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.