Home / 104,850.54-144,689.36-57,103.74

Finding the Fourth Proportional to 104,850.54, 144,689.36 and 57,103.74

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Solution

The fourth proportional to 104,850.54, 144,689.36 and 57,103.74 is: 78,800.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,850.54 : 144,689.36 = 57,103.74 : x
  2. Step 2: Convert to fraction form
    104,850.54/144,689.36 = 57,103.74/x
  3. Step 3: Cross multiply
    104,850.54x = 144,689.36 × 57,103.74
  4. Step 4: Simplify right side
    104,850.54x = 8,262,303,308.69
  5. Step 5: Solve for x
    x = 8,262,303,308.69/104,850.54
  6. Step 6: Final answer
    x = 78,800.77

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1.5x scale

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.