Home / 110,743.70-166,115.55-51,585.35

Finding the Fourth Proportional to 110,743.70, 166,115.55 and 51,585.35

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Solution

The fourth proportional to 110,743.70, 166,115.55 and 51,585.35 is: 77,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,743.70 : 166,115.55 = 51,585.35 : x
  2. Step 2: Convert to fraction form
    110,743.70/166,115.55 = 51,585.35/x
  3. Step 3: Cross multiply
    110,743.70x = 166,115.55 × 51,585.35
  4. Step 4: Simplify right side
    110,743.70x = 8,569,128,787.19
  5. Step 5: Solve for x
    x = 8,569,128,787.19/110,743.70
  6. Step 6: Final answer
    x = 77,378.03

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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.