Home / 133,550.09-184,298.60-76,189.29

Finding the Fourth Proportional to 133,550.09, 184,298.60 and 76,189.29

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Solution

The fourth proportional to 133,550.09, 184,298.60 and 76,189.29 is: 105,140.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,550.09 : 184,298.60 = 76,189.29 : x
  2. Step 2: Convert to fraction form
    133,550.09/184,298.60 = 76,189.29/x
  3. Step 3: Cross multiply
    133,550.09x = 184,298.60 × 76,189.29
  4. Step 4: Simplify right side
    133,550.09x = 14,041,579,101.05
  5. Step 5: Solve for x
    x = 14,041,579,101.05/133,550.09
  6. Step 6: Final answer
    x = 105,140.92

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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.