Home / 208,514.39-312,529.64-95,958.32

Finding the Fourth Proportional to 208,514.39, 312,529.64 and 95,958.32

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Solution

The fourth proportional to 208,514.39, 312,529.64 and 95,958.32 is: 143,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,514.39 : 312,529.64 = 95,958.32 : x
  2. Step 2: Convert to fraction form
    208,514.39/312,529.64 = 95,958.32/x
  3. Step 3: Cross multiply
    208,514.39x = 312,529.64 × 95,958.32
  4. Step 4: Simplify right side
    208,514.39x = 29,989,817,162.17
  5. Step 5: Solve for x
    x = 29,989,817,162.17/208,514.39
  6. Step 6: Final answer
    x = 143,826.13

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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.