Home / 75,998.60-114,004.38-19,846.16

Finding the Fourth Proportional to 75,998.60, 114,004.38 and 19,846.16

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Solution

The fourth proportional to 75,998.60, 114,004.38 and 19,846.16 is: 29,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,998.60 : 114,004.38 = 19,846.16 : x
  2. Step 2: Convert to fraction form
    75,998.60/114,004.38 = 19,846.16/x
  3. Step 3: Cross multiply
    75,998.60x = 114,004.38 × 19,846.16
  4. Step 4: Simplify right side
    75,998.60x = 2,262,549,166.18
  5. Step 5: Solve for x
    x = 2,262,549,166.18/75,998.60
  6. Step 6: Final answer
    x = 29,770.93

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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.