Home / 57,847.34-86,671.99-31,570.54

Finding the Fourth Proportional to 57,847.34, 86,671.99 and 31,570.54

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Solution

The fourth proportional to 57,847.34, 86,671.99 and 31,570.54 is: 47,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,847.34 : 86,671.99 = 31,570.54 : x
  2. Step 2: Convert to fraction form
    57,847.34/86,671.99 = 31,570.54/x
  3. Step 3: Cross multiply
    57,847.34x = 86,671.99 × 31,570.54
  4. Step 4: Simplify right side
    57,847.34x = 2,736,280,935.96
  5. Step 5: Solve for x
    x = 2,736,280,935.96/57,847.34
  6. Step 6: Final answer
    x = 47,301.76

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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.