Home / 84,281.30-116,311.71-48,471.33

Finding the Fourth Proportional to 84,281.30, 116,311.71 and 48,471.33

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Solution

The fourth proportional to 84,281.30, 116,311.71 and 48,471.33 is: 66,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,281.30 : 116,311.71 = 48,471.33 : x
  2. Step 2: Convert to fraction form
    84,281.30/116,311.71 = 48,471.33/x
  3. Step 3: Cross multiply
    84,281.30x = 116,311.71 × 48,471.33
  4. Step 4: Simplify right side
    84,281.30x = 5,637,783,278.27
  5. Step 5: Solve for x
    x = 5,637,783,278.27/84,281.30
  6. Step 6: Final answer
    x = 66,892.46

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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.