Home / 135,898.92-187,548.48-84,943.44

Finding the Fourth Proportional to 135,898.92, 187,548.48 and 84,943.44

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Solution

The fourth proportional to 135,898.92, 187,548.48 and 84,943.44 is: 117,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,898.92 : 187,548.48 = 84,943.44 : x
  2. Step 2: Convert to fraction form
    135,898.92/187,548.48 = 84,943.44/x
  3. Step 3: Cross multiply
    135,898.92x = 187,548.48 × 84,943.44
  4. Step 4: Simplify right side
    135,898.92x = 15,931,013,057.97
  5. Step 5: Solve for x
    x = 15,931,013,057.97/135,898.92
  6. Step 6: Final answer
    x = 117,226.93

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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.