Home / 42,094.90-63,145.46-12,107.93

Finding the Fourth Proportional to 42,094.90, 63,145.46 and 12,107.93

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Solution

The fourth proportional to 42,094.90, 63,145.46 and 12,107.93 is: 18,162.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,094.90 : 63,145.46 = 12,107.93 : x
  2. Step 2: Convert to fraction form
    42,094.90/63,145.46 = 12,107.93/x
  3. Step 3: Cross multiply
    42,094.90x = 63,145.46 × 12,107.93
  4. Step 4: Simplify right side
    42,094.90x = 764,560,702.78
  5. Step 5: Solve for x
    x = 764,560,702.78/42,094.90
  6. Step 6: Final answer
    x = 18,162.79

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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.