Home / 236,684.43-326,636.75-144,774.90

Finding the Fourth Proportional to 236,684.43, 326,636.75 and 144,774.90

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Solution

The fourth proportional to 236,684.43, 326,636.75 and 144,774.90 is: 199,796.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,684.43 : 326,636.75 = 144,774.90 : x
  2. Step 2: Convert to fraction form
    236,684.43/326,636.75 = 144,774.90/x
  3. Step 3: Cross multiply
    236,684.43x = 326,636.75 × 144,774.90
  4. Step 4: Simplify right side
    236,684.43x = 47,288,803,179.51
  5. Step 5: Solve for x
    x = 47,288,803,179.51/236,684.43
  6. Step 6: Final answer
    x = 199,796.85

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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.