Home / 50,209.12-69,267.84-28,973.32

Finding the Fourth Proportional to 50,209.12, 69,267.84 and 28,973.32

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Solution

The fourth proportional to 50,209.12, 69,267.84 and 28,973.32 is: 39,971.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,209.12 : 69,267.84 = 28,973.32 : x
  2. Step 2: Convert to fraction form
    50,209.12/69,267.84 = 28,973.32/x
  3. Step 3: Cross multiply
    50,209.12x = 69,267.84 × 28,973.32
  4. Step 4: Simplify right side
    50,209.12x = 2,006,919,294.03
  5. Step 5: Solve for x
    x = 2,006,919,294.03/50,209.12
  6. Step 6: Final answer
    x = 39,971.21

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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.