Home / 170,578.35-255,900.33-52,250.72

Finding the Fourth Proportional to 170,578.35, 255,900.33 and 52,250.72

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Solution

The fourth proportional to 170,578.35, 255,900.33 and 52,250.72 is: 78,386.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,578.35 : 255,900.33 = 52,250.72 : x
  2. Step 2: Convert to fraction form
    170,578.35/255,900.33 = 52,250.72/x
  3. Step 3: Cross multiply
    170,578.35x = 255,900.33 × 52,250.72
  4. Step 4: Simplify right side
    170,578.35x = 13,370,975,211.24
  5. Step 5: Solve for x
    x = 13,370,975,211.24/170,578.35
  6. Step 6: Final answer
    x = 78,386.12

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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.