Home / 104,383.74-144,049.08-56,636.97

Finding the Fourth Proportional to 104,383.74, 144,049.08 and 56,636.97

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Solution

The fourth proportional to 104,383.74, 144,049.08 and 56,636.97 is: 78,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,383.74 : 144,049.08 = 56,636.97 : x
  2. Step 2: Convert to fraction form
    104,383.74/144,049.08 = 56,636.97/x
  3. Step 3: Cross multiply
    104,383.74x = 144,049.08 × 56,636.97
  4. Step 4: Simplify right side
    104,383.74x = 8,158,503,422.49
  5. Step 5: Solve for x
    x = 8,158,503,422.49/104,383.74
  6. Step 6: Final answer
    x = 78,158.76

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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.