Home / 139,223.75-208,482.36-116,675.13

Finding the Fourth Proportional to 139,223.75, 208,482.36 and 116,675.13

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Solution

The fourth proportional to 139,223.75, 208,482.36 and 116,675.13 is: 174,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,223.75 : 208,482.36 = 116,675.13 : x
  2. Step 2: Convert to fraction form
    139,223.75/208,482.36 = 116,675.13/x
  3. Step 3: Cross multiply
    139,223.75x = 208,482.36 × 116,675.13
  4. Step 4: Simplify right side
    139,223.75x = 24,324,706,799.98
  5. Step 5: Solve for x
    x = 24,324,706,799.98/139,223.75
  6. Step 6: Final answer
    x = 174,716.65

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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.