Home / 104,566.36-144,298.92-56,819.02

Finding the Fourth Proportional to 104,566.36, 144,298.92 and 56,819.02

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Solution

The fourth proportional to 104,566.36, 144,298.92 and 56,819.02 is: 78,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,566.36 : 144,298.92 = 56,819.02 : x
  2. Step 2: Convert to fraction form
    104,566.36/144,298.92 = 56,819.02/x
  3. Step 3: Cross multiply
    104,566.36x = 144,298.92 × 56,819.02
  4. Step 4: Simplify right side
    104,566.36x = 8,198,923,221.46
  5. Step 5: Solve for x
    x = 8,198,923,221.46/104,566.36
  6. Step 6: Final answer
    x = 78,408.80

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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.