Home / 104,748.94-144,553.44-57,002.20

Finding the Fourth Proportional to 104,748.94, 144,553.44 and 57,002.20

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Solution

The fourth proportional to 104,748.94, 144,553.44 and 57,002.20 is: 78,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,748.94 : 144,553.44 = 57,002.20 : x
  2. Step 2: Convert to fraction form
    104,748.94/144,553.44 = 57,002.20/x
  3. Step 3: Cross multiply
    104,748.94x = 144,553.44 × 57,002.20
  4. Step 4: Simplify right side
    104,748.94x = 8,239,864,097.57
  5. Step 5: Solve for x
    x = 8,239,864,097.57/104,748.94
  6. Step 6: Final answer
    x = 78,662.98

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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.