Home / 139,325.09-208,995.53-44,563.59

Finding the Fourth Proportional to 139,325.09, 208,995.53 and 44,563.59

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Solution

The fourth proportional to 139,325.09, 208,995.53 and 44,563.59 is: 66,847.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,325.09 : 208,995.53 = 44,563.59 : x
  2. Step 2: Convert to fraction form
    139,325.09/208,995.53 = 44,563.59/x
  3. Step 3: Cross multiply
    139,325.09x = 208,995.53 × 44,563.59
  4. Step 4: Simplify right side
    139,325.09x = 9,313,590,887.93
  5. Step 5: Solve for x
    x = 9,313,590,887.93/139,325.09
  6. Step 6: Final answer
    x = 66,847.91

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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.