Home / 208,733.91-288,052.90-113,240.58

Finding the Fourth Proportional to 208,733.91, 288,052.90 and 113,240.58

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Solution

The fourth proportional to 208,733.91, 288,052.90 and 113,240.58 is: 156,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,733.91 : 288,052.90 = 113,240.58 : x
  2. Step 2: Convert to fraction form
    208,733.91/288,052.90 = 113,240.58/x
  3. Step 3: Cross multiply
    208,733.91x = 288,052.90 × 113,240.58
  4. Step 4: Simplify right side
    208,733.91x = 32,619,277,183.58
  5. Step 5: Solve for x
    x = 32,619,277,183.58/208,733.91
  6. Step 6: Final answer
    x = 156,272.06

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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.