Home / 342,867.41-514,383.23-143,076.66

Finding the Fourth Proportional to 342,867.41, 514,383.23 and 143,076.66

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Solution

The fourth proportional to 342,867.41, 514,383.23 and 143,076.66 is: 214,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,867.41 : 514,383.23 = 143,076.66 : x
  2. Step 2: Convert to fraction form
    342,867.41/514,383.23 = 143,076.66/x
  3. Step 3: Cross multiply
    342,867.41x = 514,383.23 × 143,076.66
  4. Step 4: Simplify right side
    342,867.41x = 73,596,233,793.03
  5. Step 5: Solve for x
    x = 73,596,233,793.03/342,867.41
  6. Step 6: Final answer
    x = 214,649.26

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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.