Home / 104,401.03-144,073.80-56,654.37

Finding the Fourth Proportional to 104,401.03, 144,073.80 and 56,654.37

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Solution

The fourth proportional to 104,401.03, 144,073.80 and 56,654.37 is: 78,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,401.03 : 144,073.80 = 56,654.37 : x
  2. Step 2: Convert to fraction form
    104,401.03/144,073.80 = 56,654.37/x
  3. Step 3: Cross multiply
    104,401.03x = 144,073.80 × 56,654.37
  4. Step 4: Simplify right side
    104,401.03x = 8,162,409,652.14
  5. Step 5: Solve for x
    x = 8,162,409,652.14/104,401.03
  6. Step 6: Final answer
    x = 78,183.23

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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.