Home / 208,960.34-313,479.89-95,116.96

Finding the Fourth Proportional to 208,960.34, 313,479.89 and 95,116.96

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Solution

The fourth proportional to 208,960.34, 313,479.89 and 95,116.96 is: 142,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,960.34 : 313,479.89 = 95,116.96 : x
  2. Step 2: Convert to fraction form
    208,960.34/313,479.89 = 95,116.96/x
  3. Step 3: Cross multiply
    208,960.34x = 313,479.89 × 95,116.96
  4. Step 4: Simplify right side
    208,960.34x = 29,817,254,430.89
  5. Step 5: Solve for x
    x = 29,817,254,430.89/208,960.34
  6. Step 6: Final answer
    x = 142,693.37

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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.