Home / 98,951.13-148,433.58-39,786.84

Finding the Fourth Proportional to 98,951.13, 148,433.58 and 39,786.84

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Solution

The fourth proportional to 98,951.13, 148,433.58 and 39,786.84 is: 59,683.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,951.13 : 148,433.58 = 39,786.84 : x
  2. Step 2: Convert to fraction form
    98,951.13/148,433.58 = 39,786.84/x
  3. Step 3: Cross multiply
    98,951.13x = 148,433.58 × 39,786.84
  4. Step 4: Simplify right side
    98,951.13x = 5,905,703,098.09
  5. Step 5: Solve for x
    x = 5,905,703,098.09/98,951.13
  6. Step 6: Final answer
    x = 59,683.03

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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.