Home / 99,646.97-149,444.91-29,509.88

Finding the Fourth Proportional to 99,646.97, 149,444.91 and 29,509.88

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Solution

The fourth proportional to 99,646.97, 149,444.91 and 29,509.88 is: 44,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646.97 : 149,444.91 = 29,509.88 : x
  2. Step 2: Convert to fraction form
    99,646.97/149,444.91 = 29,509.88/x
  3. Step 3: Cross multiply
    99,646.97x = 149,444.91 × 29,509.88
  4. Step 4: Simplify right side
    99,646.97x = 4,410,100,613.49
  5. Step 5: Solve for x
    x = 4,410,100,613.49/99,646.97
  6. Step 6: Final answer
    x = 44,257.25

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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.