Home / 96,441.64-144,550.68-57,031.90

Finding the Fourth Proportional to 96,441.64, 144,550.68 and 57,031.90

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Solution

The fourth proportional to 96,441.64, 144,550.68 and 57,031.90 is: 85,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,441.64 : 144,550.68 = 57,031.90 : x
  2. Step 2: Convert to fraction form
    96,441.64/144,550.68 = 57,031.90/x
  3. Step 3: Cross multiply
    96,441.64x = 144,550.68 × 57,031.90
  4. Step 4: Simplify right side
    96,441.64x = 8,243,999,351.45
  5. Step 5: Solve for x
    x = 8,243,999,351.45/96,441.64
  6. Step 6: Final answer
    x = 85,481.74

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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.