Home / 99,684.43-149,541.49-35,637.73

Finding the Fourth Proportional to 99,684.43, 149,541.49 and 35,637.73

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Solution

The fourth proportional to 99,684.43, 149,541.49 and 35,637.73 is: 53,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,684.43 : 149,541.49 = 35,637.73 : x
  2. Step 2: Convert to fraction form
    99,684.43/149,541.49 = 35,637.73/x
  3. Step 3: Cross multiply
    99,684.43x = 149,541.49 × 35,637.73
  4. Step 4: Simplify right side
    99,684.43x = 5,329,318,407.62
  5. Step 5: Solve for x
    x = 5,329,318,407.62/99,684.43
  6. Step 6: Final answer
    x = 53,461.90

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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.