Home / 82,134.64-123,205.44-32,210.32

Finding the Fourth Proportional to 82,134.64, 123,205.44 and 32,210.32

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Solution

The fourth proportional to 82,134.64, 123,205.44 and 32,210.32 is: 48,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,134.64 : 123,205.44 = 32,210.32 : x
  2. Step 2: Convert to fraction form
    82,134.64/123,205.44 = 32,210.32/x
  3. Step 3: Cross multiply
    82,134.64x = 123,205.44 × 32,210.32
  4. Step 4: Simplify right side
    82,134.64x = 3,968,486,648.14
  5. Step 5: Solve for x
    x = 3,968,486,648.14/82,134.64
  6. Step 6: Final answer
    x = 48,316.84

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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.