Home / 170,559.33-255,851.28-52,215.28

Finding the Fourth Proportional to 170,559.33, 255,851.28 and 52,215.28

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Solution

The fourth proportional to 170,559.33, 255,851.28 and 52,215.28 is: 78,326.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,559.33 : 255,851.28 = 52,215.28 : x
  2. Step 2: Convert to fraction form
    170,559.33/255,851.28 = 52,215.28/x
  3. Step 3: Cross multiply
    170,559.33x = 255,851.28 × 52,215.28
  4. Step 4: Simplify right side
    170,559.33x = 13,359,346,223.56
  5. Step 5: Solve for x
    x = 13,359,346,223.56/170,559.33
  6. Step 6: Final answer
    x = 78,326.68

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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.