Home / 84,234.36-116,242.52-45,993.78

Finding the Fourth Proportional to 84,234.36, 116,242.52 and 45,993.78

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Solution

The fourth proportional to 84,234.36, 116,242.52 and 45,993.78 is: 63,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,234.36 : 116,242.52 = 45,993.78 : x
  2. Step 2: Convert to fraction form
    84,234.36/116,242.52 = 45,993.78/x
  3. Step 3: Cross multiply
    84,234.36x = 116,242.52 × 45,993.78
  4. Step 4: Simplify right side
    84,234.36x = 5,346,432,891.53
  5. Step 5: Solve for x
    x = 5,346,432,891.53/84,234.36
  6. Step 6: Final answer
    x = 63,470.93

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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.