Home / 210,208.29-290,093.85-119,577.39

Finding the Fourth Proportional to 210,208.29, 290,093.85 and 119,577.39

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Solution

The fourth proportional to 210,208.29, 290,093.85 and 119,577.39 is: 165,020.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,208.29 : 290,093.85 = 119,577.39 : x
  2. Step 2: Convert to fraction form
    210,208.29/290,093.85 = 119,577.39/x
  3. Step 3: Cross multiply
    210,208.29x = 290,093.85 × 119,577.39
  4. Step 4: Simplify right side
    210,208.29x = 34,688,665,438.05
  5. Step 5: Solve for x
    x = 34,688,665,438.05/210,208.29
  6. Step 6: Final answer
    x = 165,020.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.