Home / 133,336.92-184,051.28-76,770.84

Finding the Fourth Proportional to 133,336.92, 184,051.28 and 76,770.84

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Solution

The fourth proportional to 133,336.92, 184,051.28 and 76,770.84 is: 105,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,336.92 : 184,051.28 = 76,770.84 : x
  2. Step 2: Convert to fraction form
    133,336.92/184,051.28 = 76,770.84/x
  3. Step 3: Cross multiply
    133,336.92x = 184,051.28 × 76,770.84
  4. Step 4: Simplify right side
    133,336.92x = 14,129,771,560.60
  5. Step 5: Solve for x
    x = 14,129,771,560.60/133,336.92
  6. Step 6: Final answer
    x = 105,970.44

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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.