Home / 134,218.54-201,357.24-40,731.58

Finding the Fourth Proportional to 134,218.54, 201,357.24 and 40,731.58

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Solution

The fourth proportional to 134,218.54, 201,357.24 and 40,731.58 is: 61,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,218.54 : 201,357.24 = 40,731.58 : x
  2. Step 2: Convert to fraction form
    134,218.54/201,357.24 = 40,731.58/x
  3. Step 3: Cross multiply
    134,218.54x = 201,357.24 × 40,731.58
  4. Step 4: Simplify right side
    134,218.54x = 8,201,598,529.64
  5. Step 5: Solve for x
    x = 8,201,598,529.64/134,218.54
  6. Step 6: Final answer
    x = 61,106.30

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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.