Home / 104,801.61-144,629.25-57,055.77

Finding the Fourth Proportional to 104,801.61, 144,629.25 and 57,055.77

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Solution

The fourth proportional to 104,801.61, 144,629.25 and 57,055.77 is: 78,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,801.61 : 144,629.25 = 57,055.77 : x
  2. Step 2: Convert to fraction form
    104,801.61/144,629.25 = 57,055.77/x
  3. Step 3: Cross multiply
    104,801.61x = 144,629.25 × 57,055.77
  4. Step 4: Simplify right side
    104,801.61x = 8,251,933,223.27
  5. Step 5: Solve for x
    x = 8,251,933,223.27/104,801.61
  6. Step 6: Final answer
    x = 78,738.61

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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.