Home / 104,200.58-143,796.94-56,453.92

Finding the Fourth Proportional to 104,200.58, 143,796.94 and 56,453.92

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Solution

The fourth proportional to 104,200.58, 143,796.94 and 56,453.92 is: 77,906.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,200.58 : 143,796.94 = 56,453.92 : x
  2. Step 2: Convert to fraction form
    104,200.58/143,796.94 = 56,453.92/x
  3. Step 3: Cross multiply
    104,200.58x = 143,796.94 × 56,453.92
  4. Step 4: Simplify right side
    104,200.58x = 8,117,900,446.38
  5. Step 5: Solve for x
    x = 8,117,900,446.38/104,200.58
  6. Step 6: Final answer
    x = 77,906.48

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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.