Home / 95,457.10-143,149.20-28,875.10

Finding the Fourth Proportional to 95,457.10, 143,149.20 and 28,875.10

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Solution

The fourth proportional to 95,457.10, 143,149.20 and 28,875.10 is: 43,301.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,457.10 : 143,149.20 = 28,875.10 : x
  2. Step 2: Convert to fraction form
    95,457.10/143,149.20 = 28,875.10/x
  3. Step 3: Cross multiply
    95,457.10x = 143,149.20 × 28,875.10
  4. Step 4: Simplify right side
    95,457.10x = 4,133,447,464.92
  5. Step 5: Solve for x
    x = 4,133,447,464.92/95,457.10
  6. Step 6: Final answer
    x = 43,301.62

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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.