Home / 79,059.10-109,104.14-45,066.96

Finding the Fourth Proportional to 79,059.10, 109,104.14 and 45,066.96

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Solution

The fourth proportional to 79,059.10, 109,104.14 and 45,066.96 is: 62,193.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,059.10 : 109,104.14 = 45,066.96 : x
  2. Step 2: Convert to fraction form
    79,059.10/109,104.14 = 45,066.96/x
  3. Step 3: Cross multiply
    79,059.10x = 109,104.14 × 45,066.96
  4. Step 4: Simplify right side
    79,059.10x = 4,916,992,266.02
  5. Step 5: Solve for x
    x = 4,916,992,266.02/79,059.10
  6. Step 6: Final answer
    x = 62,193.88

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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.