Home / 96,919.46-145,284.27-54,245.73

Finding the Fourth Proportional to 96,919.46, 145,284.27 and 54,245.73

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Solution

The fourth proportional to 96,919.46, 145,284.27 and 54,245.73 is: 81,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,919.46 : 145,284.27 = 54,245.73 : x
  2. Step 2: Convert to fraction form
    96,919.46/145,284.27 = 54,245.73/x
  3. Step 3: Cross multiply
    96,919.46x = 145,284.27 × 54,245.73
  4. Step 4: Simplify right side
    96,919.46x = 7,881,051,283.67
  5. Step 5: Solve for x
    x = 7,881,051,283.67/96,919.46
  6. Step 6: Final answer
    x = 81,315.47

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1.5x scale

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.