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Finding the Fourth Proportional to 95,957.35, 143,864.94 and 45,989.89

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Solution

The fourth proportional to 95,957.35, 143,864.94 and 45,989.89 is: 68,950.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,957.35 : 143,864.94 = 45,989.89 : x
  2. Step 2: Convert to fraction form
    95,957.35/143,864.94 = 45,989.89/x
  3. Step 3: Cross multiply
    95,957.35x = 143,864.94 × 45,989.89
  4. Step 4: Simplify right side
    95,957.35x = 6,616,332,765.46
  5. Step 5: Solve for x
    x = 6,616,332,765.46/95,957.35
  6. Step 6: Final answer
    x = 68,950.77

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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.