Home / 57,455.55-79,293.42-31,966.71

Finding the Fourth Proportional to 57,455.55, 79,293.42 and 31,966.71

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Solution

The fourth proportional to 57,455.55, 79,293.42 and 31,966.71 is: 44,116.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,455.55 : 79,293.42 = 31,966.71 : x
  2. Step 2: Convert to fraction form
    57,455.55/79,293.42 = 31,966.71/x
  3. Step 3: Cross multiply
    57,455.55x = 79,293.42 × 31,966.71
  4. Step 4: Simplify right side
    57,455.55x = 2,534,749,762.05
  5. Step 5: Solve for x
    x = 2,534,749,762.05/57,455.55
  6. Step 6: Final answer
    x = 44,116.71

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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.