Home / 215,953.26-323,937.48-58,185.50

Finding the Fourth Proportional to 215,953.26, 323,937.48 and 58,185.50

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Solution

The fourth proportional to 215,953.26, 323,937.48 and 58,185.50 is: 87,280.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,953.26 : 323,937.48 = 58,185.50 : x
  2. Step 2: Convert to fraction form
    215,953.26/323,937.48 = 58,185.50/x
  3. Step 3: Cross multiply
    215,953.26x = 323,937.48 × 58,185.50
  4. Step 4: Simplify right side
    215,953.26x = 18,848,464,242.54
  5. Step 5: Solve for x
    x = 18,848,464,242.54/215,953.26
  6. Step 6: Final answer
    x = 87,280.30

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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.