Home / 200,669.18-301,034.88-67,539.04

Finding the Fourth Proportional to 200,669.18, 301,034.88 and 67,539.04

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Solution

The fourth proportional to 200,669.18, 301,034.88 and 67,539.04 is: 101,319.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,669.18 : 301,034.88 = 67,539.04 : x
  2. Step 2: Convert to fraction form
    200,669.18/301,034.88 = 67,539.04/x
  3. Step 3: Cross multiply
    200,669.18x = 301,034.88 × 67,539.04
  4. Step 4: Simplify right side
    200,669.18x = 20,331,606,049.13
  5. Step 5: Solve for x
    x = 20,331,606,049.13/200,669.18
  6. Step 6: Final answer
    x = 101,319.03

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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.