Home / 146,045.03-219,086.51-51,268.41

Finding the Fourth Proportional to 146,045.03, 219,086.51 and 51,268.41

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Solution

The fourth proportional to 146,045.03, 219,086.51 and 51,268.41 is: 76,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,045.03 : 219,086.51 = 51,268.41 : x
  2. Step 2: Convert to fraction form
    146,045.03/219,086.51 = 51,268.41/x
  3. Step 3: Cross multiply
    146,045.03x = 219,086.51 × 51,268.41
  4. Step 4: Simplify right side
    146,045.03x = 11,232,216,763.81
  5. Step 5: Solve for x
    x = 11,232,216,763.81/146,045.03
  6. Step 6: Final answer
    x = 76,909.27

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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.