Home / 97,982.04-135,217.44-53,270.04

Finding the Fourth Proportional to 97,982.04, 135,217.44 and 53,270.04

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Solution

The fourth proportional to 97,982.04, 135,217.44 and 53,270.04 is: 73,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,982.04 : 135,217.44 = 53,270.04 : x
  2. Step 2: Convert to fraction form
    97,982.04/135,217.44 = 53,270.04/x
  3. Step 3: Cross multiply
    97,982.04x = 135,217.44 × 53,270.04
  4. Step 4: Simplify right side
    97,982.04x = 7,203,038,437.50
  5. Step 5: Solve for x
    x = 7,203,038,437.50/97,982.04
  6. Step 6: Final answer
    x = 73,513.86

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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.