Home / 133,670.09-184,447.20-79,935.50

Finding the Fourth Proportional to 133,670.09, 184,447.20 and 79,935.50

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Solution

The fourth proportional to 133,670.09, 184,447.20 and 79,935.50 is: 110,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,670.09 : 184,447.20 = 79,935.50 : x
  2. Step 2: Convert to fraction form
    133,670.09/184,447.20 = 79,935.50/x
  3. Step 3: Cross multiply
    133,670.09x = 184,447.20 × 79,935.50
  4. Step 4: Simplify right side
    133,670.09x = 14,743,879,155.60
  5. Step 5: Solve for x
    x = 14,743,879,155.60/133,670.09
  6. Step 6: Final answer
    x = 110,300.51

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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.