Home / 133,713.36-184,418.12-113,636.70

Finding the Fourth Proportional to 133,713.36, 184,418.12 and 113,636.70

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Solution

The fourth proportional to 133,713.36, 184,418.12 and 113,636.70 is: 156,728.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,713.36 : 184,418.12 = 113,636.70 : x
  2. Step 2: Convert to fraction form
    133,713.36/184,418.12 = 113,636.70/x
  3. Step 3: Cross multiply
    133,713.36x = 184,418.12 × 113,636.70
  4. Step 4: Simplify right side
    133,713.36x = 20,956,666,577.00
  5. Step 5: Solve for x
    x = 20,956,666,577.00/133,713.36
  6. Step 6: Final answer
    x = 156,728.29

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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.