Home / 75,847.03-113,773.41-19,685.68

Finding the Fourth Proportional to 75,847.03, 113,773.41 and 19,685.68

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Solution

The fourth proportional to 75,847.03, 113,773.41 and 19,685.68 is: 29,529.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,847.03 : 113,773.41 = 19,685.68 : x
  2. Step 2: Convert to fraction form
    75,847.03/113,773.41 = 19,685.68/x
  3. Step 3: Cross multiply
    75,847.03x = 113,773.41 × 19,685.68
  4. Step 4: Simplify right side
    75,847.03x = 2,239,706,941.77
  5. Step 5: Solve for x
    x = 2,239,706,941.77/75,847.03
  6. Step 6: Final answer
    x = 29,529.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.