Home / 139,155.06-208,757.38-44,406.04

Finding the Fourth Proportional to 139,155.06, 208,757.38 and 44,406.04

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Solution

The fourth proportional to 139,155.06, 208,757.38 and 44,406.04 is: 66,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,155.06 : 208,757.38 = 44,406.04 : x
  2. Step 2: Convert to fraction form
    139,155.06/208,757.38 = 44,406.04/x
  3. Step 3: Cross multiply
    139,155.06x = 208,757.38 × 44,406.04
  4. Step 4: Simplify right side
    139,155.06x = 9,270,088,566.58
  5. Step 5: Solve for x
    x = 9,270,088,566.58/139,155.06
  6. Step 6: Final answer
    x = 66,616.97

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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.