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Finding the Fourth Proportional to 95,467.70, 143,354.55 and 75,908.90

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Solution

The fourth proportional to 95,467.70, 143,354.55 and 75,908.90 is: 113,985.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,467.70 : 143,354.55 = 75,908.90 : x
  2. Step 2: Convert to fraction form
    95,467.70/143,354.55 = 75,908.90/x
  3. Step 3: Cross multiply
    95,467.70x = 143,354.55 × 75,908.90
  4. Step 4: Simplify right side
    95,467.70x = 10,881,886,200.50
  5. Step 5: Solve for x
    x = 10,881,886,200.50/95,467.70
  6. Step 6: Final answer
    x = 113,985.00

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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.