Home / 117,188.04-175,768.11-30,628.20

Finding the Fourth Proportional to 117,188.04, 175,768.11 and 30,628.20

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Solution

The fourth proportional to 117,188.04, 175,768.11 and 30,628.20 is: 45,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,188.04 : 175,768.11 = 30,628.20 : x
  2. Step 2: Convert to fraction form
    117,188.04/175,768.11 = 30,628.20/x
  3. Step 3: Cross multiply
    117,188.04x = 175,768.11 × 30,628.20
  4. Step 4: Simplify right side
    117,188.04x = 5,383,460,826.70
  5. Step 5: Solve for x
    x = 5,383,460,826.70/117,188.04
  6. Step 6: Final answer
    x = 45,938.65

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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.