Home / 66,606.13-99,823.08-49,834.58

Finding the Fourth Proportional to 66,606.13, 99,823.08 and 49,834.58

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Solution

The fourth proportional to 66,606.13, 99,823.08 and 49,834.58 is: 74,687.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,606.13 : 99,823.08 = 49,834.58 : x
  2. Step 2: Convert to fraction form
    66,606.13/99,823.08 = 49,834.58/x
  3. Step 3: Cross multiply
    66,606.13x = 99,823.08 × 49,834.58
  4. Step 4: Simplify right side
    66,606.13x = 4,974,640,517.82
  5. Step 5: Solve for x
    x = 4,974,640,517.82/66,606.13
  6. Step 6: Final answer
    x = 74,687.42

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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.