Home / 45,163.56-62,285.10-29,231.40

Finding the Fourth Proportional to 45,163.56, 62,285.10 and 29,231.40

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Solution

The fourth proportional to 45,163.56, 62,285.10 and 29,231.40 is: 40,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163.56 : 62,285.10 = 29,231.40 : x
  2. Step 2: Convert to fraction form
    45,163.56/62,285.10 = 29,231.40/x
  3. Step 3: Cross multiply
    45,163.56x = 62,285.10 × 29,231.40
  4. Step 4: Simplify right side
    45,163.56x = 1,820,680,672.14
  5. Step 5: Solve for x
    x = 1,820,680,672.14/45,163.56
  6. Step 6: Final answer
    x = 40,313.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.