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Finding the Fourth Proportional to 201,467.36, 301,896.57 and 134,788.13

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Solution

The fourth proportional to 201,467.36, 301,896.57 and 134,788.13 is: 201,978.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,467.36 : 301,896.57 = 134,788.13 : x
  2. Step 2: Convert to fraction form
    201,467.36/301,896.57 = 134,788.13/x
  3. Step 3: Cross multiply
    201,467.36x = 301,896.57 × 134,788.13
  4. Step 4: Simplify right side
    201,467.36x = 40,692,074,123.71
  5. Step 5: Solve for x
    x = 40,692,074,123.71/201,467.36
  6. Step 6: Final answer
    x = 201,978.49

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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.