Home / 367,430.24-551,003.66-142,761.10

Finding the Fourth Proportional to 367,430.24, 551,003.66 and 142,761.10

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Solution

The fourth proportional to 367,430.24, 551,003.66 and 142,761.10 is: 214,086.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,430.24 : 551,003.66 = 142,761.10 : x
  2. Step 2: Convert to fraction form
    367,430.24/551,003.66 = 142,761.10/x
  3. Step 3: Cross multiply
    367,430.24x = 551,003.66 × 142,761.10
  4. Step 4: Simplify right side
    367,430.24x = 78,661,888,885.83
  5. Step 5: Solve for x
    x = 78,661,888,885.83/367,430.24
  6. Step 6: Final answer
    x = 214,086.59

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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.