Home / 133,434.44-184,109.36-79,708.92

Finding the Fourth Proportional to 133,434.44, 184,109.36 and 79,708.92

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Solution

The fourth proportional to 133,434.44, 184,109.36 and 79,708.92 is: 109,980.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,434.44 : 184,109.36 = 79,708.92 : x
  2. Step 2: Convert to fraction form
    133,434.44/184,109.36 = 79,708.92/x
  3. Step 3: Cross multiply
    133,434.44x = 184,109.36 × 79,708.92
  4. Step 4: Simplify right side
    133,434.44x = 14,675,158,247.49
  5. Step 5: Solve for x
    x = 14,675,158,247.49/133,434.44
  6. Step 6: Final answer
    x = 109,980.29

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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.