Home / 52,180.72-78,277.24-16,629.70

Finding the Fourth Proportional to 52,180.72, 78,277.24 and 16,629.70

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Solution

The fourth proportional to 52,180.72, 78,277.24 and 16,629.70 is: 24,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,180.72 : 78,277.24 = 16,629.70 : x
  2. Step 2: Convert to fraction form
    52,180.72/78,277.24 = 16,629.70/x
  3. Step 3: Cross multiply
    52,180.72x = 78,277.24 × 16,629.70
  4. Step 4: Simplify right side
    52,180.72x = 1,301,727,018.03
  5. Step 5: Solve for x
    x = 1,301,727,018.03/52,180.72
  6. Step 6: Final answer
    x = 24,946.51

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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.