Home / 104,513.82-144,226.68-56,766.12

Finding the Fourth Proportional to 104,513.82, 144,226.68 and 56,766.12

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Solution

The fourth proportional to 104,513.82, 144,226.68 and 56,766.12 is: 78,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,513.82 : 144,226.68 = 56,766.12 : x
  2. Step 2: Convert to fraction form
    104,513.82/144,226.68 = 56,766.12/x
  3. Step 3: Cross multiply
    104,513.82x = 144,226.68 × 56,766.12
  4. Step 4: Simplify right side
    104,513.82x = 8,187,189,024.08
  5. Step 5: Solve for x
    x = 8,187,189,024.08/104,513.82
  6. Step 6: Final answer
    x = 78,335.95

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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.