Home / 95,909.81-143,906.18-51,484.68

Finding the Fourth Proportional to 95,909.81, 143,906.18 and 51,484.68

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Solution

The fourth proportional to 95,909.81, 143,906.18 and 51,484.68 is: 77,249.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,909.81 : 143,906.18 = 51,484.68 : x
  2. Step 2: Convert to fraction form
    95,909.81/143,906.18 = 51,484.68/x
  3. Step 3: Cross multiply
    95,909.81x = 143,906.18 × 51,484.68
  4. Step 4: Simplify right side
    95,909.81x = 7,408,963,369.90
  5. Step 5: Solve for x
    x = 7,408,963,369.90/95,909.81
  6. Step 6: Final answer
    x = 77,249.28

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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.