Home / 214,880.16-322,119.86-72,625.98

Finding the Fourth Proportional to 214,880.16, 322,119.86 and 72,625.98

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Solution

The fourth proportional to 214,880.16, 322,119.86 and 72,625.98 is: 108,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,880.16 : 322,119.86 = 72,625.98 : x
  2. Step 2: Convert to fraction form
    214,880.16/322,119.86 = 72,625.98/x
  3. Step 3: Cross multiply
    214,880.16x = 322,119.86 × 72,625.98
  4. Step 4: Simplify right side
    214,880.16x = 23,394,270,509.96
  5. Step 5: Solve for x
    x = 23,394,270,509.96/214,880.16
  6. Step 6: Final answer
    x = 108,871.24

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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.