Home / 139,092.03-208,583.45-49,115.55

Finding the Fourth Proportional to 139,092.03, 208,583.45 and 49,115.55

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Solution

The fourth proportional to 139,092.03, 208,583.45 and 49,115.55 is: 73,654.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,092.03 : 208,583.45 = 49,115.55 : x
  2. Step 2: Convert to fraction form
    139,092.03/208,583.45 = 49,115.55/x
  3. Step 3: Cross multiply
    139,092.03x = 208,583.45 × 49,115.55
  4. Step 4: Simplify right side
    139,092.03x = 10,244,690,622.07
  5. Step 5: Solve for x
    x = 10,244,690,622.07/139,092.03
  6. Step 6: Final answer
    x = 73,654.04

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1.5x scale

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.