Home / 98,737.40-148,083.22-27,665.03

Finding the Fourth Proportional to 98,737.40, 148,083.22 and 27,665.03

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Solution

The fourth proportional to 98,737.40, 148,083.22 and 27,665.03 is: 41,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,737.40 : 148,083.22 = 27,665.03 : x
  2. Step 2: Convert to fraction form
    98,737.40/148,083.22 = 27,665.03/x
  3. Step 3: Cross multiply
    98,737.40x = 148,083.22 × 27,665.03
  4. Step 4: Simplify right side
    98,737.40x = 4,096,727,128.59
  5. Step 5: Solve for x
    x = 4,096,727,128.59/98,737.40
  6. Step 6: Final answer
    x = 41,491.14

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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.