Home / 76,073.08-104,986.38-42,536.92

Finding the Fourth Proportional to 76,073.08, 104,986.38 and 42,536.92

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Solution

The fourth proportional to 76,073.08, 104,986.38 and 42,536.92 is: 58,704.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,073.08 : 104,986.38 = 42,536.92 : x
  2. Step 2: Convert to fraction form
    76,073.08/104,986.38 = 42,536.92/x
  3. Step 3: Cross multiply
    76,073.08x = 104,986.38 × 42,536.92
  4. Step 4: Simplify right side
    76,073.08x = 4,465,797,247.15
  5. Step 5: Solve for x
    x = 4,465,797,247.15/76,073.08
  6. Step 6: Final answer
    x = 58,704.04

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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.