Home / 230,335.04-345,551.77-80,580.21

Finding the Fourth Proportional to 230,335.04, 345,551.77 and 80,580.21

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Solution

The fourth proportional to 230,335.04, 345,551.77 and 80,580.21 is: 120,887.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,335.04 : 345,551.77 = 80,580.21 : x
  2. Step 2: Convert to fraction form
    230,335.04/345,551.77 = 80,580.21/x
  3. Step 3: Cross multiply
    230,335.04x = 345,551.77 × 80,580.21
  4. Step 4: Simplify right side
    230,335.04x = 27,844,635,085.39
  5. Step 5: Solve for x
    x = 27,844,635,085.39/230,335.04
  6. Step 6: Final answer
    x = 120,887.54

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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.