Home / 79,358.04-109,514.28-43,548.34

Finding the Fourth Proportional to 79,358.04, 109,514.28 and 43,548.34

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Solution

The fourth proportional to 79,358.04, 109,514.28 and 43,548.34 is: 60,096.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,358.04 : 109,514.28 = 43,548.34 : x
  2. Step 2: Convert to fraction form
    79,358.04/109,514.28 = 43,548.34/x
  3. Step 3: Cross multiply
    79,358.04x = 109,514.28 × 43,548.34
  4. Step 4: Simplify right side
    79,358.04x = 4,769,165,100.30
  5. Step 5: Solve for x
    x = 4,769,165,100.30/79,358.04
  6. Step 6: Final answer
    x = 60,096.81

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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.