Home / 139,066.38-208,530.46-44,284.18

Finding the Fourth Proportional to 139,066.38, 208,530.46 and 44,284.18

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Solution

The fourth proportional to 139,066.38, 208,530.46 and 44,284.18 is: 66,404.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,066.38 : 208,530.46 = 44,284.18 : x
  2. Step 2: Convert to fraction form
    139,066.38/208,530.46 = 44,284.18/x
  3. Step 3: Cross multiply
    139,066.38x = 208,530.46 × 44,284.18
  4. Step 4: Simplify right side
    139,066.38x = 9,234,600,426.12
  5. Step 5: Solve for x
    x = 9,234,600,426.12/139,066.38
  6. Step 6: Final answer
    x = 66,404.26

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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.