Home / 104,909.93-144,775.68-57,163.24

Finding the Fourth Proportional to 104,909.93, 144,775.68 and 57,163.24

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Solution

The fourth proportional to 104,909.93, 144,775.68 and 57,163.24 is: 78,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,909.93 : 144,775.68 = 57,163.24 : x
  2. Step 2: Convert to fraction form
    104,909.93/144,775.68 = 57,163.24/x
  3. Step 3: Cross multiply
    104,909.93x = 144,775.68 × 57,163.24
  4. Step 4: Simplify right side
    104,909.93x = 8,275,847,476.56
  5. Step 5: Solve for x
    x = 8,275,847,476.56/104,909.93
  6. Step 6: Final answer
    x = 78,885.26

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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.