Home / 95,712.40-143,546.64-28,227.04

Finding the Fourth Proportional to 95,712.40, 143,546.64 and 28,227.04

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Solution

The fourth proportional to 95,712.40, 143,546.64 and 28,227.04 is: 42,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,712.40 : 143,546.64 = 28,227.04 : x
  2. Step 2: Convert to fraction form
    95,712.40/143,546.64 = 28,227.04/x
  3. Step 3: Cross multiply
    95,712.40x = 143,546.64 × 28,227.04
  4. Step 4: Simplify right side
    95,712.40x = 4,051,896,749.15
  5. Step 5: Solve for x
    x = 4,051,896,749.15/95,712.40
  6. Step 6: Final answer
    x = 42,334.08

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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.