Home / 150,021.15-207,026.06-82,037.36

Finding the Fourth Proportional to 150,021.15, 207,026.06 and 82,037.36

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Solution

The fourth proportional to 150,021.15, 207,026.06 and 82,037.36 is: 113,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,021.15 : 207,026.06 = 82,037.36 : x
  2. Step 2: Convert to fraction form
    150,021.15/207,026.06 = 82,037.36/x
  3. Step 3: Cross multiply
    150,021.15x = 207,026.06 × 82,037.36
  4. Step 4: Simplify right side
    150,021.15x = 16,983,869,968.28
  5. Step 5: Solve for x
    x = 16,983,869,968.28/150,021.15
  6. Step 6: Final answer
    x = 113,209.84

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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.