Home / 143,822.39-215,657.60-63,825.59

Finding the Fourth Proportional to 143,822.39, 215,657.60 and 63,825.59

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Solution

The fourth proportional to 143,822.39, 215,657.60 and 63,825.59 is: 95,704.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,822.39 : 215,657.60 = 63,825.59 : x
  2. Step 2: Convert to fraction form
    143,822.39/215,657.60 = 63,825.59/x
  3. Step 3: Cross multiply
    143,822.39x = 215,657.60 × 63,825.59
  4. Step 4: Simplify right side
    143,822.39x = 13,764,473,778.00
  5. Step 5: Solve for x
    x = 13,764,473,778.00/143,822.39
  6. Step 6: Final answer
    x = 95,704.67

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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.