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Finding the Fourth Proportional to 96,561.88, 144,815.13 and 29,100.44

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Solution

The fourth proportional to 96,561.88, 144,815.13 and 29,100.44 is: 43,642.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,561.88 : 144,815.13 = 29,100.44 : x
  2. Step 2: Convert to fraction form
    96,561.88/144,815.13 = 29,100.44/x
  3. Step 3: Cross multiply
    96,561.88x = 144,815.13 × 29,100.44
  4. Step 4: Simplify right side
    96,561.88x = 4,214,184,001.66
  5. Step 5: Solve for x
    x = 4,214,184,001.66/96,561.88
  6. Step 6: Final answer
    x = 43,642.32

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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.