Home / 83,996.64-115,917.75-48,193.02

Finding the Fourth Proportional to 83,996.64, 115,917.75 and 48,193.02

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Solution

The fourth proportional to 83,996.64, 115,917.75 and 48,193.02 is: 66,507.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,996.64 : 115,917.75 = 48,193.02 : x
  2. Step 2: Convert to fraction form
    83,996.64/115,917.75 = 48,193.02/x
  3. Step 3: Cross multiply
    83,996.64x = 115,917.75 × 48,193.02
  4. Step 4: Simplify right side
    83,996.64x = 5,586,426,444.11
  5. Step 5: Solve for x
    x = 5,586,426,444.11/83,996.64
  6. Step 6: Final answer
    x = 66,507.74

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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.