Home / 208,973.77-313,460.66-51,200.86

Finding the Fourth Proportional to 208,973.77, 313,460.66 and 51,200.86

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Solution

The fourth proportional to 208,973.77, 313,460.66 and 51,200.86 is: 76,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,973.77 : 313,460.66 = 51,200.86 : x
  2. Step 2: Convert to fraction form
    208,973.77/313,460.66 = 51,200.86/x
  3. Step 3: Cross multiply
    208,973.77x = 313,460.66 × 51,200.86
  4. Step 4: Simplify right side
    208,973.77x = 16,049,455,156.25
  5. Step 5: Solve for x
    x = 16,049,455,156.25/208,973.77
  6. Step 6: Final answer
    x = 76,801.29

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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.