Home / 82,883.84-114,380.24-45,158.09

Finding the Fourth Proportional to 82,883.84, 114,380.24 and 45,158.09

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Solution

The fourth proportional to 82,883.84, 114,380.24 and 45,158.09 is: 62,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,883.84 : 114,380.24 = 45,158.09 : x
  2. Step 2: Convert to fraction form
    82,883.84/114,380.24 = 45,158.09/x
  3. Step 3: Cross multiply
    82,883.84x = 114,380.24 × 45,158.09
  4. Step 4: Simplify right side
    82,883.84x = 5,165,192,374.45
  5. Step 5: Solve for x
    x = 5,165,192,374.45/82,883.84
  6. Step 6: Final answer
    x = 62,318.45

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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.