Home / 208,835.03-288,193.19-113,341.83

Finding the Fourth Proportional to 208,835.03, 288,193.19 and 113,341.83

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Solution

The fourth proportional to 208,835.03, 288,193.19 and 113,341.83 is: 156,412.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,835.03 : 288,193.19 = 113,341.83 : x
  2. Step 2: Convert to fraction form
    208,835.03/288,193.19 = 113,341.83/x
  3. Step 3: Cross multiply
    208,835.03x = 288,193.19 × 113,341.83
  4. Step 4: Simplify right side
    208,835.03x = 32,664,342,981.43
  5. Step 5: Solve for x
    x = 32,664,342,981.43/208,835.03
  6. Step 6: Final answer
    x = 156,412.19

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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.