Home / 66,394.30-99,583.24-26,913.48

Finding the Fourth Proportional to 66,394.30, 99,583.24 and 26,913.48

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Solution

The fourth proportional to 66,394.30, 99,583.24 and 26,913.48 is: 40,366.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,394.30 : 99,583.24 = 26,913.48 : x
  2. Step 2: Convert to fraction form
    66,394.30/99,583.24 = 26,913.48/x
  3. Step 3: Cross multiply
    66,394.30x = 99,583.24 × 26,913.48
  4. Step 4: Simplify right side
    66,394.30x = 2,680,131,707.97
  5. Step 5: Solve for x
    x = 2,680,131,707.97/66,394.30
  6. Step 6: Final answer
    x = 40,366.89

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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.