Home / 104,513.42-144,229.27-56,766.77

Finding the Fourth Proportional to 104,513.42, 144,229.27 and 56,766.77

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Solution

The fourth proportional to 104,513.42, 144,229.27 and 56,766.77 is: 78,338.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,513.42 : 144,229.27 = 56,766.77 : x
  2. Step 2: Convert to fraction form
    104,513.42/144,229.27 = 56,766.77/x
  3. Step 3: Cross multiply
    104,513.42x = 144,229.27 × 56,766.77
  4. Step 4: Simplify right side
    104,513.42x = 8,187,429,797.36
  5. Step 5: Solve for x
    x = 8,187,429,797.36/104,513.42
  6. Step 6: Final answer
    x = 78,338.55

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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.