Home / 49,495.05-68,303.12-28,273.86

Finding the Fourth Proportional to 49,495.05, 68,303.12 and 28,273.86

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Solution

The fourth proportional to 49,495.05, 68,303.12 and 28,273.86 is: 39,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,495.05 : 68,303.12 = 28,273.86 : x
  2. Step 2: Convert to fraction form
    49,495.05/68,303.12 = 28,273.86/x
  3. Step 3: Cross multiply
    49,495.05x = 68,303.12 × 28,273.86
  4. Step 4: Simplify right side
    49,495.05x = 1,931,192,711.07
  5. Step 5: Solve for x
    x = 1,931,192,711.07/49,495.05
  6. Step 6: Final answer
    x = 39,017.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.