Home / 95,457.53-143,203.87-31,419.27

Finding the Fourth Proportional to 95,457.53, 143,203.87 and 31,419.27

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Solution

The fourth proportional to 95,457.53, 143,203.87 and 31,419.27 is: 47,134.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,457.53 : 143,203.87 = 31,419.27 : x
  2. Step 2: Convert to fraction form
    95,457.53/143,203.87 = 31,419.27/x
  3. Step 3: Cross multiply
    95,457.53x = 143,203.87 × 31,419.27
  4. Step 4: Simplify right side
    95,457.53x = 4,499,360,919.12
  5. Step 5: Solve for x
    x = 4,499,360,919.12/95,457.53
  6. Step 6: Final answer
    x = 47,134.69

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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.