Home / 170,021.03-255,045.81-51,693.39

Finding the Fourth Proportional to 170,021.03, 255,045.81 and 51,693.39

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Solution

The fourth proportional to 170,021.03, 255,045.81 and 51,693.39 is: 77,544.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,021.03 : 255,045.81 = 51,693.39 : x
  2. Step 2: Convert to fraction form
    170,021.03/255,045.81 = 51,693.39/x
  3. Step 3: Cross multiply
    170,021.03x = 255,045.81 × 51,693.39
  4. Step 4: Simplify right side
    170,021.03x = 13,184,182,718.05
  5. Step 5: Solve for x
    x = 13,184,182,718.05/170,021.03
  6. Step 6: Final answer
    x = 77,544.43

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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.