Home / 255,631.56-352,541.34-160,146.60

Finding the Fourth Proportional to 255,631.56, 352,541.34 and 160,146.60

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Solution

The fourth proportional to 255,631.56, 352,541.34 and 160,146.60 is: 220,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,631.56 : 352,541.34 = 160,146.60 : x
  2. Step 2: Convert to fraction form
    255,631.56/352,541.34 = 160,146.60/x
  3. Step 3: Cross multiply
    255,631.56x = 352,541.34 × 160,146.60
  4. Step 4: Simplify right side
    255,631.56x = 56,458,296,960.44
  5. Step 5: Solve for x
    x = 56,458,296,960.44/255,631.56
  6. Step 6: Final answer
    x = 220,858.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.