Home / 156,907.18-235,355.27-50,289.56

Finding the Fourth Proportional to 156,907.18, 235,355.27 and 50,289.56

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Solution

The fourth proportional to 156,907.18, 235,355.27 and 50,289.56 is: 75,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,907.18 : 235,355.27 = 50,289.56 : x
  2. Step 2: Convert to fraction form
    156,907.18/235,355.27 = 50,289.56/x
  3. Step 3: Cross multiply
    156,907.18x = 235,355.27 × 50,289.56
  4. Step 4: Simplify right side
    156,907.18x = 11,835,912,971.98
  5. Step 5: Solve for x
    x = 11,835,912,971.98/156,907.18
  6. Step 6: Final answer
    x = 75,432.58

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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.