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Finding the Fourth Proportional to 65,299.70, 97,877.91 and 33,712.13

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Solution

The fourth proportional to 65,299.70, 97,877.91 and 33,712.13 is: 50,531.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,299.70 : 97,877.91 = 33,712.13 : x
  2. Step 2: Convert to fraction form
    65,299.70/97,877.91 = 33,712.13/x
  3. Step 3: Cross multiply
    65,299.70x = 97,877.91 × 33,712.13
  4. Step 4: Simplify right side
    65,299.70x = 3,299,673,197.16
  5. Step 5: Solve for x
    x = 3,299,673,197.16/65,299.70
  6. Step 6: Final answer
    x = 50,531.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.