Home / 52,539.64-79,160.44-47,548.72

Finding the Fourth Proportional to 52,539.64, 79,160.44 and 47,548.72

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Solution

The fourth proportional to 52,539.64, 79,160.44 and 47,548.72 is: 71,640.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,539.64 : 79,160.44 = 47,548.72 : x
  2. Step 2: Convert to fraction form
    52,539.64/79,160.44 = 47,548.72/x
  3. Step 3: Cross multiply
    52,539.64x = 79,160.44 × 47,548.72
  4. Step 4: Simplify right side
    52,539.64x = 3,763,977,665.87
  5. Step 5: Solve for x
    x = 3,763,977,665.87/52,539.64
  6. Step 6: Final answer
    x = 71,640.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.