Home / 52,165.44-78,114.60-28,765.92

Finding the Fourth Proportional to 52,165.44, 78,114.60 and 28,765.92

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Solution

The fourth proportional to 52,165.44, 78,114.60 and 28,765.92 is: 43,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,165.44 : 78,114.60 = 28,765.92 : x
  2. Step 2: Convert to fraction form
    52,165.44/78,114.60 = 28,765.92/x
  3. Step 3: Cross multiply
    52,165.44x = 78,114.60 × 28,765.92
  4. Step 4: Simplify right side
    52,165.44x = 2,247,038,334.43
  5. Step 5: Solve for x
    x = 2,247,038,334.43/52,165.44
  6. Step 6: Final answer
    x = 43,075.23

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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.