Home / 104,406.41-144,080.93-56,659.75

Finding the Fourth Proportional to 104,406.41, 144,080.93 and 56,659.75

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Solution

The fourth proportional to 104,406.41, 144,080.93 and 56,659.75 is: 78,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,406.41 : 144,080.93 = 56,659.75 : x
  2. Step 2: Convert to fraction form
    104,406.41/144,080.93 = 56,659.75/x
  3. Step 3: Cross multiply
    104,406.41x = 144,080.93 × 56,659.75
  4. Step 4: Simplify right side
    104,406.41x = 8,163,589,255.01
  5. Step 5: Solve for x
    x = 8,163,589,255.01/104,406.41
  6. Step 6: Final answer
    x = 78,190.50

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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.