Home / 43,662.72-65,370.96-42,263.04

Finding the Fourth Proportional to 43,662.72, 65,370.96 and 42,263.04

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Solution

The fourth proportional to 43,662.72, 65,370.96 and 42,263.04 is: 63,275.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,662.72 : 65,370.96 = 42,263.04 : x
  2. Step 2: Convert to fraction form
    43,662.72/65,370.96 = 42,263.04/x
  3. Step 3: Cross multiply
    43,662.72x = 65,370.96 × 42,263.04
  4. Step 4: Simplify right side
    43,662.72x = 2,762,775,497.32
  5. Step 5: Solve for x
    x = 2,762,775,497.32/43,662.72
  6. Step 6: Final answer
    x = 63,275.39

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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.