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Finding the Fourth Proportional to 95,756.99, 143,651.06 and 28,295.87

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Solution

The fourth proportional to 95,756.99, 143,651.06 and 28,295.87 is: 42,448.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,756.99 : 143,651.06 = 28,295.87 : x
  2. Step 2: Convert to fraction form
    95,756.99/143,651.06 = 28,295.87/x
  3. Step 3: Cross multiply
    95,756.99x = 143,651.06 × 28,295.87
  4. Step 4: Simplify right side
    95,756.99x = 4,064,731,719.12
  5. Step 5: Solve for x
    x = 4,064,731,719.12/95,756.99
  6. Step 6: Final answer
    x = 42,448.41

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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.