Home / 72,165.08-108,265.22-50,859.33

Finding the Fourth Proportional to 72,165.08, 108,265.22 and 50,859.33

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Solution

The fourth proportional to 72,165.08, 108,265.22 and 50,859.33 is: 76,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,165.08 : 108,265.22 = 50,859.33 : x
  2. Step 2: Convert to fraction form
    72,165.08/108,265.22 = 50,859.33/x
  3. Step 3: Cross multiply
    72,165.08x = 108,265.22 × 50,859.33
  4. Step 4: Simplify right side
    72,165.08x = 5,506,296,297.21
  5. Step 5: Solve for x
    x = 5,506,296,297.21/72,165.08
  6. Step 6: Final answer
    x = 76,301.40

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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.