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Finding the Fourth Proportional to 170,508.83, 255,806.68 and 50,570.16

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Solution

The fourth proportional to 170,508.83, 255,806.68 and 50,570.16 is: 75,868.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,508.83 : 255,806.68 = 50,570.16 : x
  2. Step 2: Convert to fraction form
    170,508.83/255,806.68 = 50,570.16/x
  3. Step 3: Cross multiply
    170,508.83x = 255,806.68 × 50,570.16
  4. Step 4: Simplify right side
    170,508.83x = 12,936,183,888.02
  5. Step 5: Solve for x
    x = 12,936,183,888.02/170,508.83
  6. Step 6: Final answer
    x = 75,868.12

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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.