Home / 79,446.08-109,654.68-45,474.26

Finding the Fourth Proportional to 79,446.08, 109,654.68 and 45,474.26

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Solution

The fourth proportional to 79,446.08, 109,654.68 and 45,474.26 is: 62,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,446.08 : 109,654.68 = 45,474.26 : x
  2. Step 2: Convert to fraction form
    79,446.08/109,654.68 = 45,474.26/x
  3. Step 3: Cross multiply
    79,446.08x = 109,654.68 × 45,474.26
  4. Step 4: Simplify right side
    79,446.08x = 4,986,465,603.65
  5. Step 5: Solve for x
    x = 4,986,465,603.65/79,446.08
  6. Step 6: Final answer
    x = 62,765.41

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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.