Home / 133,727.40-184,562.73-82,756.55

Finding the Fourth Proportional to 133,727.40, 184,562.73 and 82,756.55

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Solution

The fourth proportional to 133,727.40, 184,562.73 and 82,756.55 is: 114,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,727.40 : 184,562.73 = 82,756.55 : x
  2. Step 2: Convert to fraction form
    133,727.40/184,562.73 = 82,756.55/x
  3. Step 3: Cross multiply
    133,727.40x = 184,562.73 × 82,756.55
  4. Step 4: Simplify right side
    133,727.40x = 15,273,773,870.57
  5. Step 5: Solve for x
    x = 15,273,773,870.57/133,727.40
  6. Step 6: Final answer
    x = 114,215.74

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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.