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Finding the Fourth Proportional to 95,572.81, 143,421.58 and 35,649.22

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Solution

The fourth proportional to 95,572.81, 143,421.58 and 35,649.22 is: 53,497.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,572.81 : 143,421.58 = 35,649.22 : x
  2. Step 2: Convert to fraction form
    95,572.81/143,421.58 = 35,649.22/x
  3. Step 3: Cross multiply
    95,572.81x = 143,421.58 × 35,649.22
  4. Step 4: Simplify right side
    95,572.81x = 5,112,867,463.22
  5. Step 5: Solve for x
    x = 5,112,867,463.22/95,572.81
  6. Step 6: Final answer
    x = 53,497.09

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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.