Home / 104,542.33-144,271.39-56,798.61

Finding the Fourth Proportional to 104,542.33, 144,271.39 and 56,798.61

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Solution

The fourth proportional to 104,542.33, 144,271.39 and 56,798.61 is: 78,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,542.33 : 144,271.39 = 56,798.61 : x
  2. Step 2: Convert to fraction form
    104,542.33/144,271.39 = 56,798.61/x
  3. Step 3: Cross multiply
    104,542.33x = 144,271.39 × 56,798.61
  4. Step 4: Simplify right side
    104,542.33x = 8,194,414,414.77
  5. Step 5: Solve for x
    x = 8,194,414,414.77/104,542.33
  6. Step 6: Final answer
    x = 78,383.70

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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.