Home / 156,975.90-235,453.05-50,358.30

Finding the Fourth Proportional to 156,975.90, 235,453.05 and 50,358.30

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Solution

The fourth proportional to 156,975.90, 235,453.05 and 50,358.30 is: 75,533.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,975.90 : 235,453.05 = 50,358.30 : x
  2. Step 2: Convert to fraction form
    156,975.90/235,453.05 = 50,358.30/x
  3. Step 3: Cross multiply
    156,975.90x = 235,453.05 × 50,358.30
  4. Step 4: Simplify right side
    156,975.90x = 11,857,015,327.82
  5. Step 5: Solve for x
    x = 11,857,015,327.82/156,975.90
  6. Step 6: Final answer
    x = 75,533.99

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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.