Home / 149,654.27-206,599.08-115,586.28

Finding the Fourth Proportional to 149,654.27, 206,599.08 and 115,586.28

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Solution

The fourth proportional to 149,654.27, 206,599.08 and 115,586.28 is: 159,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,654.27 : 206,599.08 = 115,586.28 : x
  2. Step 2: Convert to fraction form
    149,654.27/206,599.08 = 115,586.28/x
  3. Step 3: Cross multiply
    149,654.27x = 206,599.08 × 115,586.28
  4. Step 4: Simplify right side
    149,654.27x = 23,880,019,108.62
  5. Step 5: Solve for x
    x = 23,880,019,108.62/149,654.27
  6. Step 6: Final answer
    x = 159,567.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.