Home / 42,097.90-63,149.96-12,110.92

Finding the Fourth Proportional to 42,097.90, 63,149.96 and 12,110.92

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Solution

The fourth proportional to 42,097.90, 63,149.96 and 12,110.92 is: 18,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,097.90 : 63,149.96 = 12,110.92 : x
  2. Step 2: Convert to fraction form
    42,097.90/63,149.96 = 12,110.92/x
  3. Step 3: Cross multiply
    42,097.90x = 63,149.96 × 12,110.92
  4. Step 4: Simplify right side
    42,097.90x = 764,804,113.56
  5. Step 5: Solve for x
    x = 764,804,113.56/42,097.90
  6. Step 6: Final answer
    x = 18,167.27

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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.