Home / 136,576.21-204,864.33-43,089.25

Finding the Fourth Proportional to 136,576.21, 204,864.33 and 43,089.25

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Solution

The fourth proportional to 136,576.21, 204,864.33 and 43,089.25 is: 64,633.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,576.21 : 204,864.33 = 43,089.25 : x
  2. Step 2: Convert to fraction form
    136,576.21/204,864.33 = 43,089.25/x
  3. Step 3: Cross multiply
    136,576.21x = 204,864.33 × 43,089.25
  4. Step 4: Simplify right side
    136,576.21x = 8,827,450,331.45
  5. Step 5: Solve for x
    x = 8,827,450,331.45/136,576.21
  6. Step 6: Final answer
    x = 64,633.88

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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.