Home / 97,974.72-135,204.48-53,262.72

Finding the Fourth Proportional to 97,974.72, 135,204.48 and 53,262.72

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Solution

The fourth proportional to 97,974.72, 135,204.48 and 53,262.72 is: 73,502.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,974.72 : 135,204.48 = 53,262.72 : x
  2. Step 2: Convert to fraction form
    97,974.72/135,204.48 = 53,262.72/x
  3. Step 3: Cross multiply
    97,974.72x = 135,204.48 × 53,262.72
  4. Step 4: Simplify right side
    97,974.72x = 7,201,358,360.99
  5. Step 5: Solve for x
    x = 7,201,358,360.99/97,974.72
  6. Step 6: Final answer
    x = 73,502.21

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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.