Home / 293,076.60-439,571.70-82,735.80

Finding the Fourth Proportional to 293,076.60, 439,571.70 and 82,735.80

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Solution

The fourth proportional to 293,076.60, 439,571.70 and 82,735.80 is: 124,091.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,076.60 : 439,571.70 = 82,735.80 : x
  2. Step 2: Convert to fraction form
    293,076.60/439,571.70 = 82,735.80/x
  3. Step 3: Cross multiply
    293,076.60x = 439,571.70 × 82,735.80
  4. Step 4: Simplify right side
    293,076.60x = 36,368,316,256.86
  5. Step 5: Solve for x
    x = 36,368,316,256.86/293,076.60
  6. Step 6: Final answer
    x = 124,091.50

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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.