Home / 170,461.06-255,701.67-52,140.58

Finding the Fourth Proportional to 170,461.06, 255,701.67 and 52,140.58

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Solution

The fourth proportional to 170,461.06, 255,701.67 and 52,140.58 is: 78,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,461.06 : 255,701.67 = 52,140.58 : x
  2. Step 2: Convert to fraction form
    170,461.06/255,701.67 = 52,140.58/x
  3. Step 3: Cross multiply
    170,461.06x = 255,701.67 × 52,140.58
  4. Step 4: Simplify right side
    170,461.06x = 13,332,433,380.77
  5. Step 5: Solve for x
    x = 13,332,433,380.77/170,461.06
  6. Step 6: Final answer
    x = 78,213.95

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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.