Home / 170,007.34-255,040.18-51,690.64

Finding the Fourth Proportional to 170,007.34, 255,040.18 and 51,690.64

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Solution

The fourth proportional to 170,007.34, 255,040.18 and 51,690.64 is: 77,544.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,007.34 : 255,040.18 = 51,690.64 : x
  2. Step 2: Convert to fraction form
    170,007.34/255,040.18 = 51,690.64/x
  3. Step 3: Cross multiply
    170,007.34x = 255,040.18 × 51,690.64
  4. Step 4: Simplify right side
    170,007.34x = 13,183,190,129.92
  5. Step 5: Solve for x
    x = 13,183,190,129.92/170,007.34
  6. Step 6: Final answer
    x = 77,544.83

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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.