Home / 110,274.09-165,412.13-31,388.28

Finding the Fourth Proportional to 110,274.09, 165,412.13 and 31,388.28

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Solution

The fourth proportional to 110,274.09, 165,412.13 and 31,388.28 is: 47,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,274.09 : 165,412.13 = 31,388.28 : x
  2. Step 2: Convert to fraction form
    110,274.09/165,412.13 = 31,388.28/x
  3. Step 3: Cross multiply
    110,274.09x = 165,412.13 × 31,388.28
  4. Step 4: Simplify right side
    110,274.09x = 5,192,002,251.84
  5. Step 5: Solve for x
    x = 5,192,002,251.84/110,274.09
  6. Step 6: Final answer
    x = 47,082.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.