Home / 105,444.56-158,161.16-26,558.64

Finding the Fourth Proportional to 105,444.56, 158,161.16 and 26,558.64

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Solution

The fourth proportional to 105,444.56, 158,161.16 and 26,558.64 is: 39,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,444.56 : 158,161.16 = 26,558.64 : x
  2. Step 2: Convert to fraction form
    105,444.56/158,161.16 = 26,558.64/x
  3. Step 3: Cross multiply
    105,444.56x = 158,161.16 × 26,558.64
  4. Step 4: Simplify right side
    105,444.56x = 4,200,545,310.42
  5. Step 5: Solve for x
    x = 4,200,545,310.42/105,444.56
  6. Step 6: Final answer
    x = 39,836.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.