Home / 84,037.64-115,970.43-45,797.43

Finding the Fourth Proportional to 84,037.64, 115,970.43 and 45,797.43

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Solution

The fourth proportional to 84,037.64, 115,970.43 and 45,797.43 is: 63,199.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,037.64 : 115,970.43 = 45,797.43 : x
  2. Step 2: Convert to fraction form
    84,037.64/115,970.43 = 45,797.43/x
  3. Step 3: Cross multiply
    84,037.64x = 115,970.43 × 45,797.43
  4. Step 4: Simplify right side
    84,037.64x = 5,311,148,256.62
  5. Step 5: Solve for x
    x = 5,311,148,256.62/84,037.64
  6. Step 6: Final answer
    x = 63,199.64

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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.