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Finding the Fourth Proportional to 101,771.71, 152,549.76 and 34,239.44

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Solution

The fourth proportional to 101,771.71, 152,549.76 and 34,239.44 is: 51,322.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,771.71 : 152,549.76 = 34,239.44 : x
  2. Step 2: Convert to fraction form
    101,771.71/152,549.76 = 34,239.44/x
  3. Step 3: Cross multiply
    101,771.71x = 152,549.76 × 34,239.44
  4. Step 4: Simplify right side
    101,771.71x = 5,223,217,420.59
  5. Step 5: Solve for x
    x = 5,223,217,420.59/101,771.71
  6. Step 6: Final answer
    x = 51,322.88

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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.