Home / 99,536.10-149,329.46-29,415.43

Finding the Fourth Proportional to 99,536.10, 149,329.46 and 29,415.43

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Solution

The fourth proportional to 99,536.10, 149,329.46 and 29,415.43 is: 44,130.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,536.10 : 149,329.46 = 29,415.43 : x
  2. Step 2: Convert to fraction form
    99,536.10/149,329.46 = 29,415.43/x
  3. Step 3: Cross multiply
    99,536.10x = 149,329.46 × 29,415.43
  4. Step 4: Simplify right side
    99,536.10x = 4,392,590,277.57
  5. Step 5: Solve for x
    x = 4,392,590,277.57/99,536.10
  6. Step 6: Final answer
    x = 44,130.62

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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.