Home / 97,223.81-134,179.67-61,412.09

Finding the Fourth Proportional to 97,223.81, 134,179.67 and 61,412.09

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Solution

The fourth proportional to 97,223.81, 134,179.67 and 61,412.09 is: 84,755.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,223.81 : 134,179.67 = 61,412.09 : x
  2. Step 2: Convert to fraction form
    97,223.81/134,179.67 = 61,412.09/x
  3. Step 3: Cross multiply
    97,223.81x = 134,179.67 × 61,412.09
  4. Step 4: Simplify right side
    97,223.81x = 8,240,253,452.84
  5. Step 5: Solve for x
    x = 8,240,253,452.84/97,223.81
  6. Step 6: Final answer
    x = 84,755.51

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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.