Home / 52,375.15-78,533.08-47,911.85

Finding the Fourth Proportional to 52,375.15, 78,533.08 and 47,911.85

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Solution

The fourth proportional to 52,375.15, 78,533.08 and 47,911.85 is: 71,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,375.15 : 78,533.08 = 47,911.85 : x
  2. Step 2: Convert to fraction form
    52,375.15/78,533.08 = 47,911.85/x
  3. Step 3: Cross multiply
    52,375.15x = 78,533.08 × 47,911.85
  4. Step 4: Simplify right side
    52,375.15x = 3,762,665,200.56
  5. Step 5: Solve for x
    x = 3,762,665,200.56/52,375.15
  6. Step 6: Final answer
    x = 71,840.66

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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.