Home / 143,336.55-214,940.03-64,410.15

Finding the Fourth Proportional to 143,336.55, 214,940.03 and 64,410.15

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Solution

The fourth proportional to 143,336.55, 214,940.03 and 64,410.15 is: 96,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,336.55 : 214,940.03 = 64,410.15 : x
  2. Step 2: Convert to fraction form
    143,336.55/214,940.03 = 64,410.15/x
  3. Step 3: Cross multiply
    143,336.55x = 214,940.03 × 64,410.15
  4. Step 4: Simplify right side
    143,336.55x = 13,844,319,251.25
  5. Step 5: Solve for x
    x = 13,844,319,251.25/143,336.55
  6. Step 6: Final answer
    x = 96,586.11

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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.