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Finding the Fourth Proportional to 96,653.30, 144,921.71 and 43,335.64

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Solution

The fourth proportional to 96,653.30, 144,921.71 and 43,335.64 is: 64,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,653.30 : 144,921.71 = 43,335.64 : x
  2. Step 2: Convert to fraction form
    96,653.30/144,921.71 = 43,335.64/x
  3. Step 3: Cross multiply
    96,653.30x = 144,921.71 × 43,335.64
  4. Step 4: Simplify right side
    96,653.30x = 6,280,275,052.74
  5. Step 5: Solve for x
    x = 6,280,275,052.74/96,653.30
  6. Step 6: Final answer
    x = 64,977.35

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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.