Home / 84,037-115,971.06-46,311.25

Finding the Fourth Proportional to 84,037, 115,971.06 and 46,311.25

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Solution

The fourth proportional to 84,037, 115,971.06 and 46,311.25 is: 63,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,037 : 115,971.06 = 46,311.25 : x
  2. Step 2: Convert to fraction form
    84,037/115,971.06 = 46,311.25/x
  3. Step 3: Cross multiply
    84,037x = 115,971.06 × 46,311.25
  4. Step 4: Simplify right side
    84,037x = 5,370,764,752.43
  5. Step 5: Solve for x
    x = 5,370,764,752.43/84,037
  6. Step 6: Final answer
    x = 63,909.53

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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.