Home / 255,457.73-352,505.19-157,325.44

Finding the Fourth Proportional to 255,457.73, 352,505.19 and 157,325.44

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Solution

The fourth proportional to 255,457.73, 352,505.19 and 157,325.44 is: 217,092.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,457.73 : 352,505.19 = 157,325.44 : x
  2. Step 2: Convert to fraction form
    255,457.73/352,505.19 = 157,325.44/x
  3. Step 3: Cross multiply
    255,457.73x = 352,505.19 × 157,325.44
  4. Step 4: Simplify right side
    255,457.73x = 55,458,034,119.03
  5. Step 5: Solve for x
    x = 55,458,034,119.03/255,457.73
  6. Step 6: Final answer
    x = 217,092.80

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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.