Home / 82,246.68-123,297.93-39,530.75

Finding the Fourth Proportional to 82,246.68, 123,297.93 and 39,530.75

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Solution

The fourth proportional to 82,246.68, 123,297.93 and 39,530.75 is: 59,261.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,246.68 : 123,297.93 = 39,530.75 : x
  2. Step 2: Convert to fraction form
    82,246.68/123,297.93 = 39,530.75/x
  3. Step 3: Cross multiply
    82,246.68x = 123,297.93 × 39,530.75
  4. Step 4: Simplify right side
    82,246.68x = 4,874,059,029.86
  5. Step 5: Solve for x
    x = 4,874,059,029.86/82,246.68
  6. Step 6: Final answer
    x = 59,261.47

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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.