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Finding the Fourth Proportional to 95,890.71, 143,885.34 and 73,544.94

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Solution

The fourth proportional to 95,890.71, 143,885.34 and 73,544.94 is: 110,355.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,890.71 : 143,885.34 = 73,544.94 : x
  2. Step 2: Convert to fraction form
    95,890.71/143,885.34 = 73,544.94/x
  3. Step 3: Cross multiply
    95,890.71x = 143,885.34 × 73,544.94
  4. Step 4: Simplify right side
    95,890.71x = 10,582,038,697.18
  5. Step 5: Solve for x
    x = 10,582,038,697.18/95,890.71
  6. Step 6: Final answer
    x = 110,355.20

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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.