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Finding the Fourth Proportional to 61,065.34, 84,270.15 and 33,469.84

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Solution

The fourth proportional to 61,065.34, 84,270.15 and 33,469.84 is: 46,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,065.34 : 84,270.15 = 33,469.84 : x
  2. Step 2: Convert to fraction form
    61,065.34/84,270.15 = 33,469.84/x
  3. Step 3: Cross multiply
    61,065.34x = 84,270.15 × 33,469.84
  4. Step 4: Simplify right side
    61,065.34x = 2,820,508,838.04
  5. Step 5: Solve for x
    x = 2,820,508,838.04/61,065.34
  6. Step 6: Final answer
    x = 46,188.37

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1.5x scale

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.