Home / 117,004.20-175,506.30-42,208.80

Finding the Fourth Proportional to 117,004.20, 175,506.30 and 42,208.80

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Solution

The fourth proportional to 117,004.20, 175,506.30 and 42,208.80 is: 63,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,004.20 : 175,506.30 = 42,208.80 : x
  2. Step 2: Convert to fraction form
    117,004.20/175,506.30 = 42,208.80/x
  3. Step 3: Cross multiply
    117,004.20x = 175,506.30 × 42,208.80
  4. Step 4: Simplify right side
    117,004.20x = 7,407,910,315.44
  5. Step 5: Solve for x
    x = 7,407,910,315.44/117,004.20
  6. Step 6: Final answer
    x = 63,313.20

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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.