Home / 133,757.28-184,605.12-80,043.84

Finding the Fourth Proportional to 133,757.28, 184,605.12 and 80,043.84

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Solution

The fourth proportional to 133,757.28, 184,605.12 and 80,043.84 is: 110,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,757.28 : 184,605.12 = 80,043.84 : x
  2. Step 2: Convert to fraction form
    133,757.28/184,605.12 = 80,043.84/x
  3. Step 3: Cross multiply
    133,757.28x = 184,605.12 × 80,043.84
  4. Step 4: Simplify right side
    133,757.28x = 14,776,502,688.46
  5. Step 5: Solve for x
    x = 14,776,502,688.46/133,757.28
  6. Step 6: Final answer
    x = 110,472.51

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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.