Home / 230,319.84-345,580.16-80,667.48

Finding the Fourth Proportional to 230,319.84, 345,580.16 and 80,667.48

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Solution

The fourth proportional to 230,319.84, 345,580.16 and 80,667.48 is: 121,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,319.84 : 345,580.16 = 80,667.48 : x
  2. Step 2: Convert to fraction form
    230,319.84/345,580.16 = 80,667.48/x
  3. Step 3: Cross multiply
    230,319.84x = 345,580.16 × 80,667.48
  4. Step 4: Simplify right side
    230,319.84x = 27,877,080,241.86
  5. Step 5: Solve for x
    x = 27,877,080,241.86/230,319.84
  6. Step 6: Final answer
    x = 121,036.38

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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.