Home / 104,520.28-144,238.26-56,773.24

Finding the Fourth Proportional to 104,520.28, 144,238.26 and 56,773.24

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Solution

The fourth proportional to 104,520.28, 144,238.26 and 56,773.24 is: 78,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,520.28 : 144,238.26 = 56,773.24 : x
  2. Step 2: Convert to fraction form
    104,520.28/144,238.26 = 56,773.24/x
  3. Step 3: Cross multiply
    104,520.28x = 144,238.26 × 56,773.24
  4. Step 4: Simplify right side
    104,520.28x = 8,188,873,352.16
  5. Step 5: Solve for x
    x = 8,188,873,352.16/104,520.28
  6. Step 6: Final answer
    x = 78,347.22

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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.