Home / 209,246.80-288,754.32-113,751.04

Finding the Fourth Proportional to 209,246.80, 288,754.32 and 113,751.04

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Solution

The fourth proportional to 209,246.80, 288,754.32 and 113,751.04 is: 156,973.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,246.80 : 288,754.32 = 113,751.04 : x
  2. Step 2: Convert to fraction form
    209,246.80/288,754.32 = 113,751.04/x
  3. Step 3: Cross multiply
    209,246.80x = 288,754.32 × 113,751.04
  4. Step 4: Simplify right side
    209,246.80x = 32,846,104,204.49
  5. Step 5: Solve for x
    x = 32,846,104,204.49/209,246.80
  6. Step 6: Final answer
    x = 156,973.03

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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.