Home / 195,576.12-293,427.36-90,464.04

Finding the Fourth Proportional to 195,576.12, 293,427.36 and 90,464.04

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Solution

The fourth proportional to 195,576.12, 293,427.36 and 90,464.04 is: 135,725.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,576.12 : 293,427.36 = 90,464.04 : x
  2. Step 2: Convert to fraction form
    195,576.12/293,427.36 = 90,464.04/x
  3. Step 3: Cross multiply
    195,576.12x = 293,427.36 × 90,464.04
  4. Step 4: Simplify right side
    195,576.12x = 26,544,624,432.13
  5. Step 5: Solve for x
    x = 26,544,624,432.13/195,576.12
  6. Step 6: Final answer
    x = 135,725.28

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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.