Home / 49,263.38-67,985.96-30,137.12

Finding the Fourth Proportional to 49,263.38, 67,985.96 and 30,137.12

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Solution

The fourth proportional to 49,263.38, 67,985.96 and 30,137.12 is: 41,590.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,263.38 : 67,985.96 = 30,137.12 : x
  2. Step 2: Convert to fraction form
    49,263.38/67,985.96 = 30,137.12/x
  3. Step 3: Cross multiply
    49,263.38x = 67,985.96 × 30,137.12
  4. Step 4: Simplify right side
    49,263.38x = 2,048,901,034.84
  5. Step 5: Solve for x
    x = 2,048,901,034.84/49,263.38
  6. Step 6: Final answer
    x = 41,590.75

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1.5x scale

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.