Home / 133,667.07-184,460.49-79,964.70

Finding the Fourth Proportional to 133,667.07, 184,460.49 and 79,964.70

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Solution

The fourth proportional to 133,667.07, 184,460.49 and 79,964.70 is: 110,351.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,667.07 : 184,460.49 = 79,964.70 : x
  2. Step 2: Convert to fraction form
    133,667.07/184,460.49 = 79,964.70/x
  3. Step 3: Cross multiply
    133,667.07x = 184,460.49 × 79,964.70
  4. Step 4: Simplify right side
    133,667.07x = 14,750,327,744.70
  5. Step 5: Solve for x
    x = 14,750,327,744.70/133,667.07
  6. Step 6: Final answer
    x = 110,351.25

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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.