Home / 133,756.92-184,554.20-90,742.26

Finding the Fourth Proportional to 133,756.92, 184,554.20 and 90,742.26

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Solution

The fourth proportional to 133,756.92, 184,554.20 and 90,742.26 is: 125,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,756.92 : 184,554.20 = 90,742.26 : x
  2. Step 2: Convert to fraction form
    133,756.92/184,554.20 = 90,742.26/x
  3. Step 3: Cross multiply
    133,756.92x = 184,554.20 × 90,742.26
  4. Step 4: Simplify right side
    133,756.92x = 16,746,865,200.49
  5. Step 5: Solve for x
    x = 16,746,865,200.49/133,756.92
  6. Step 6: Final answer
    x = 125,203.73

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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.