Home / 104,265.58-143,884.20-56,517.70

Finding the Fourth Proportional to 104,265.58, 143,884.20 and 56,517.70

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Solution

The fourth proportional to 104,265.58, 143,884.20 and 56,517.70 is: 77,993.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,265.58 : 143,884.20 = 56,517.70 : x
  2. Step 2: Convert to fraction form
    104,265.58/143,884.20 = 56,517.70/x
  3. Step 3: Cross multiply
    104,265.58x = 143,884.20 × 56,517.70
  4. Step 4: Simplify right side
    104,265.58x = 8,132,004,050.34
  5. Step 5: Solve for x
    x = 8,132,004,050.34/104,265.58
  6. Step 6: Final answer
    x = 77,993.18

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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.