Home / 144,633.33-216,634.14-60,137.28

Finding the Fourth Proportional to 144,633.33, 216,634.14 and 60,137.28

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Solution

The fourth proportional to 144,633.33, 216,634.14 and 60,137.28 is: 90,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,633.33 : 216,634.14 = 60,137.28 : x
  2. Step 2: Convert to fraction form
    144,633.33/216,634.14 = 60,137.28/x
  3. Step 3: Cross multiply
    144,633.33x = 216,634.14 × 60,137.28
  4. Step 4: Simplify right side
    144,633.33x = 13,027,787,934.74
  5. Step 5: Solve for x
    x = 13,027,787,934.74/144,633.33
  6. Step 6: Final answer
    x = 90,074.59

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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.