Home / 96,911.22-145,428.40-50,164.12

Finding the Fourth Proportional to 96,911.22, 145,428.40 and 50,164.12

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Solution

The fourth proportional to 96,911.22, 145,428.40 and 50,164.12 is: 75,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,911.22 : 145,428.40 = 50,164.12 : x
  2. Step 2: Convert to fraction form
    96,911.22/145,428.40 = 50,164.12/x
  3. Step 3: Cross multiply
    96,911.22x = 145,428.40 × 50,164.12
  4. Step 4: Simplify right side
    96,911.22x = 7,295,287,709.01
  5. Step 5: Solve for x
    x = 7,295,287,709.01/96,911.22
  6. Step 6: Final answer
    x = 75,278.05

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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.