Home / 104,500.94-144,212.60-56,755.08

Finding the Fourth Proportional to 104,500.94, 144,212.60 and 56,755.08

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Solution

The fourth proportional to 104,500.94, 144,212.60 and 56,755.08 is: 78,322.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,500.94 : 144,212.60 = 56,755.08 : x
  2. Step 2: Convert to fraction form
    104,500.94/144,212.60 = 56,755.08/x
  3. Step 3: Cross multiply
    104,500.94x = 144,212.60 × 56,755.08
  4. Step 4: Simplify right side
    104,500.94x = 8,184,797,791.90
  5. Step 5: Solve for x
    x = 8,184,797,791.90/104,500.94
  6. Step 6: Final answer
    x = 78,322.72

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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.