Home / 170,461.85-255,651.76-52,134.21

Finding the Fourth Proportional to 170,461.85, 255,651.76 and 52,134.21

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Solution

The fourth proportional to 170,461.85, 255,651.76 and 52,134.21 is: 78,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,461.85 : 255,651.76 = 52,134.21 : x
  2. Step 2: Convert to fraction form
    170,461.85/255,651.76 = 52,134.21/x
  3. Step 3: Cross multiply
    170,461.85x = 255,651.76 × 52,134.21
  4. Step 4: Simplify right side
    170,461.85x = 13,328,202,542.71
  5. Step 5: Solve for x
    x = 13,328,202,542.71/170,461.85
  6. Step 6: Final answer
    x = 78,188.77

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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.