Home / 133,613.96-184,341.49-76,212.04

Finding the Fourth Proportional to 133,613.96, 184,341.49 and 76,212.04

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Solution

The fourth proportional to 133,613.96, 184,341.49 and 76,212.04 is: 105,146.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,613.96 : 184,341.49 = 76,212.04 : x
  2. Step 2: Convert to fraction form
    133,613.96/184,341.49 = 76,212.04/x
  3. Step 3: Cross multiply
    133,613.96x = 184,341.49 × 76,212.04
  4. Step 4: Simplify right side
    133,613.96x = 14,049,041,009.54
  5. Step 5: Solve for x
    x = 14,049,041,009.54/133,613.96
  6. Step 6: Final answer
    x = 105,146.51

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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.