Home / 146,255.31-219,415.37-46,421.19

Finding the Fourth Proportional to 146,255.31, 219,415.37 and 46,421.19

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Solution

The fourth proportional to 146,255.31, 219,415.37 and 46,421.19 is: 69,642.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,255.31 : 219,415.37 = 46,421.19 : x
  2. Step 2: Convert to fraction form
    146,255.31/219,415.37 = 46,421.19/x
  3. Step 3: Cross multiply
    146,255.31x = 219,415.37 × 46,421.19
  4. Step 4: Simplify right side
    146,255.31x = 10,185,522,347.58
  5. Step 5: Solve for x
    x = 10,185,522,347.58/146,255.31
  6. Step 6: Final answer
    x = 69,642.07

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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.