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Finding the Fourth Proportional to 95,762.70, 143,294.12 and 56,338.38

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Solution

The fourth proportional to 95,762.70, 143,294.12 and 56,338.38 is: 84,301.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,762.70 : 143,294.12 = 56,338.38 : x
  2. Step 2: Convert to fraction form
    95,762.70/143,294.12 = 56,338.38/x
  3. Step 3: Cross multiply
    95,762.70x = 143,294.12 × 56,338.38
  4. Step 4: Simplify right side
    95,762.70x = 8,072,958,302.63
  5. Step 5: Solve for x
    x = 8,072,958,302.63/95,762.70
  6. Step 6: Final answer
    x = 84,301.70

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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.