Home / 82,050.10-123,084.38-25,873.59

Finding the Fourth Proportional to 82,050.10, 123,084.38 and 25,873.59

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Solution

The fourth proportional to 82,050.10, 123,084.38 and 25,873.59 is: 38,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,050.10 : 123,084.38 = 25,873.59 : x
  2. Step 2: Convert to fraction form
    82,050.10/123,084.38 = 25,873.59/x
  3. Step 3: Cross multiply
    82,050.10x = 123,084.38 × 25,873.59
  4. Step 4: Simplify right side
    82,050.10x = 3,184,634,848.21
  5. Step 5: Solve for x
    x = 3,184,634,848.21/82,050.10
  6. Step 6: Final answer
    x = 38,813.30

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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.