Home / 127,244.32-175,561.68-79,546.24

Finding the Fourth Proportional to 127,244.32, 175,561.68 and 79,546.24

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Solution

The fourth proportional to 127,244.32, 175,561.68 and 79,546.24 is: 109,751.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,244.32 : 175,561.68 = 79,546.24 : x
  2. Step 2: Convert to fraction form
    127,244.32/175,561.68 = 79,546.24/x
  3. Step 3: Cross multiply
    127,244.32x = 175,561.68 × 79,546.24
  4. Step 4: Simplify right side
    127,244.32x = 13,965,271,532.08
  5. Step 5: Solve for x
    x = 13,965,271,532.08/127,244.32
  6. Step 6: Final answer
    x = 109,751.63

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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.