Home / 179,132.60-247,313.44-123,285.16

Finding the Fourth Proportional to 179,132.60, 247,313.44 and 123,285.16

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Solution

The fourth proportional to 179,132.60, 247,313.44 and 123,285.16 is: 170,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,132.60 : 247,313.44 = 123,285.16 : x
  2. Step 2: Convert to fraction form
    179,132.60/247,313.44 = 123,285.16/x
  3. Step 3: Cross multiply
    179,132.60x = 247,313.44 × 123,285.16
  4. Step 4: Simplify right side
    179,132.60x = 30,490,078,006.00
  5. Step 5: Solve for x
    x = 30,490,078,006.00/179,132.60
  6. Step 6: Final answer
    x = 170,209.54

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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.