Home / 79,506.29-109,712.23-45,507.04

Finding the Fourth Proportional to 79,506.29, 109,712.23 and 45,507.04

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Solution

The fourth proportional to 79,506.29, 109,712.23 and 45,507.04 is: 62,796.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,506.29 : 109,712.23 = 45,507.04 : x
  2. Step 2: Convert to fraction form
    79,506.29/109,712.23 = 45,507.04/x
  3. Step 3: Cross multiply
    79,506.29x = 109,712.23 × 45,507.04
  4. Step 4: Simplify right side
    79,506.29x = 4,992,678,451.05
  5. Step 5: Solve for x
    x = 4,992,678,451.05/79,506.29
  6. Step 6: Final answer
    x = 62,796.02

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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.