Home / 97,982.46-135,218.16-59,743.98

Finding the Fourth Proportional to 97,982.46, 135,218.16 and 59,743.98

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Solution

The fourth proportional to 97,982.46, 135,218.16 and 59,743.98 is: 82,448.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,982.46 : 135,218.16 = 59,743.98 : x
  2. Step 2: Convert to fraction form
    97,982.46/135,218.16 = 59,743.98/x
  3. Step 3: Cross multiply
    97,982.46x = 135,218.16 × 59,743.98
  4. Step 4: Simplify right side
    97,982.46x = 8,078,471,046.68
  5. Step 5: Solve for x
    x = 8,078,471,046.68/97,982.46
  6. Step 6: Final answer
    x = 82,448.13

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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.