Home / 144,958.96-200,024.04-80,427.16

Finding the Fourth Proportional to 144,958.96, 200,024.04 and 80,427.16

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Solution

The fourth proportional to 144,958.96, 200,024.04 and 80,427.16 is: 110,978.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,958.96 : 200,024.04 = 80,427.16 : x
  2. Step 2: Convert to fraction form
    144,958.96/200,024.04 = 80,427.16/x
  3. Step 3: Cross multiply
    144,958.96x = 200,024.04 × 80,427.16
  4. Step 4: Simplify right side
    144,958.96x = 16,087,365,468.93
  5. Step 5: Solve for x
    x = 16,087,365,468.93/144,958.96
  6. Step 6: Final answer
    x = 110,978.76

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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.