Home / 104,193.27-143,786.25-56,446.74

Finding the Fourth Proportional to 104,193.27, 143,786.25 and 56,446.74

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Solution

The fourth proportional to 104,193.27, 143,786.25 and 56,446.74 is: 77,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,193.27 : 143,786.25 = 56,446.74 : x
  2. Step 2: Convert to fraction form
    104,193.27/143,786.25 = 56,446.74/x
  3. Step 3: Cross multiply
    104,193.27x = 143,786.25 × 56,446.74
  4. Step 4: Simplify right side
    104,193.27x = 8,116,265,069.33
  5. Step 5: Solve for x
    x = 8,116,265,069.33/104,193.27
  6. Step 6: Final answer
    x = 77,896.25

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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.