Home / 104,502.44-144,213.62-56,754.77

Finding the Fourth Proportional to 104,502.44, 144,213.62 and 56,754.77

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Solution

The fourth proportional to 104,502.44, 144,213.62 and 56,754.77 is: 78,321.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,502.44 : 144,213.62 = 56,754.77 : x
  2. Step 2: Convert to fraction form
    104,502.44/144,213.62 = 56,754.77/x
  3. Step 3: Cross multiply
    104,502.44x = 144,213.62 × 56,754.77
  4. Step 4: Simplify right side
    104,502.44x = 8,184,809,829.13
  5. Step 5: Solve for x
    x = 8,184,809,829.13/104,502.44
  6. Step 6: Final answer
    x = 78,321.71

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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.