Home / 74,838.21-112,272.11-27,453.74

Finding the Fourth Proportional to 74,838.21, 112,272.11 and 27,453.74

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Solution

The fourth proportional to 74,838.21, 112,272.11 and 27,453.74 is: 41,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,838.21 : 112,272.11 = 27,453.74 : x
  2. Step 2: Convert to fraction form
    74,838.21/112,272.11 = 27,453.74/x
  3. Step 3: Cross multiply
    74,838.21x = 112,272.11 × 27,453.74
  4. Step 4: Simplify right side
    74,838.21x = 3,082,289,460.60
  5. Step 5: Solve for x
    x = 3,082,289,460.60/74,838.21
  6. Step 6: Final answer
    x = 41,186.04

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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.