Home / 208,204.70-312,260.29-95,776.93

Finding the Fourth Proportional to 208,204.70, 312,260.29 and 95,776.93

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Solution

The fourth proportional to 208,204.70, 312,260.29 and 95,776.93 is: 143,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,204.70 : 312,260.29 = 95,776.93 : x
  2. Step 2: Convert to fraction form
    208,204.70/312,260.29 = 95,776.93/x
  3. Step 3: Cross multiply
    208,204.70x = 312,260.29 × 95,776.93
  4. Step 4: Simplify right side
    208,204.70x = 29,907,331,937.11
  5. Step 5: Solve for x
    x = 29,907,331,937.11/208,204.70
  6. Step 6: Final answer
    x = 143,643.88

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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.