Home / 294,531.24-441,763.96-81,315.15

Finding the Fourth Proportional to 294,531.24, 441,763.96 and 81,315.15

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Solution

The fourth proportional to 294,531.24, 441,763.96 and 81,315.15 is: 121,963.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,531.24 : 441,763.96 = 81,315.15 : x
  2. Step 2: Convert to fraction form
    294,531.24/441,763.96 = 81,315.15/x
  3. Step 3: Cross multiply
    294,531.24x = 441,763.96 × 81,315.15
  4. Step 4: Simplify right side
    294,531.24x = 35,922,102,671.99
  5. Step 5: Solve for x
    x = 35,922,102,671.99/294,531.24
  6. Step 6: Final answer
    x = 121,963.64

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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.