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Finding the Fourth Proportional to 96,652.30, 144,920.21 and 43,334.64

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Solution

The fourth proportional to 96,652.30, 144,920.21 and 43,334.64 is: 64,975.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,652.30 : 144,920.21 = 43,334.64 : x
  2. Step 2: Convert to fraction form
    96,652.30/144,920.21 = 43,334.64/x
  3. Step 3: Cross multiply
    96,652.30x = 144,920.21 × 43,334.64
  4. Step 4: Simplify right side
    96,652.30x = 6,280,065,129.07
  5. Step 5: Solve for x
    x = 6,280,065,129.07/96,652.30
  6. Step 6: Final answer
    x = 64,975.85

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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.