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Finding the Fourth Proportional to 96,643.74, 144,930.88 and 33,446.72

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Solution

The fourth proportional to 96,643.74, 144,930.88 and 33,446.72 is: 50,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,643.74 : 144,930.88 = 33,446.72 : x
  2. Step 2: Convert to fraction form
    96,643.74/144,930.88 = 33,446.72/x
  3. Step 3: Cross multiply
    96,643.74x = 144,930.88 × 33,446.72
  4. Step 4: Simplify right side
    96,643.74x = 4,847,462,966.85
  5. Step 5: Solve for x
    x = 4,847,462,966.85/96,643.74
  6. Step 6: Final answer
    x = 50,158.06

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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.