Home / 146,143.58-219,216.88-51,376.41

Finding the Fourth Proportional to 146,143.58, 219,216.88 and 51,376.41

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Solution

The fourth proportional to 146,143.58, 219,216.88 and 51,376.41 is: 77,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,143.58 : 219,216.88 = 51,376.41 : x
  2. Step 2: Convert to fraction form
    146,143.58/219,216.88 = 51,376.41/x
  3. Step 3: Cross multiply
    146,143.58x = 219,216.88 × 51,376.41
  4. Step 4: Simplify right side
    146,143.58x = 11,262,576,370.02
  5. Step 5: Solve for x
    x = 11,262,576,370.02/146,143.58
  6. Step 6: Final answer
    x = 77,065.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.