Home / 57,342.24-79,134.90-31,848.69

Finding the Fourth Proportional to 57,342.24, 79,134.90 and 31,848.69

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Solution

The fourth proportional to 57,342.24, 79,134.90 and 31,848.69 is: 43,952.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,342.24 : 79,134.90 = 31,848.69 : x
  2. Step 2: Convert to fraction form
    57,342.24/79,134.90 = 31,848.69/x
  3. Step 3: Cross multiply
    57,342.24x = 79,134.90 × 31,848.69
  4. Step 4: Simplify right side
    57,342.24x = 2,520,342,898.28
  5. Step 5: Solve for x
    x = 2,520,342,898.28/57,342.24
  6. Step 6: Final answer
    x = 43,952.64

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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.