Home / 51,235.06-70,709.46-38,291.86

Finding the Fourth Proportional to 51,235.06, 70,709.46 and 38,291.86

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Solution

The fourth proportional to 51,235.06, 70,709.46 and 38,291.86 is: 52,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,235.06 : 70,709.46 = 38,291.86 : x
  2. Step 2: Convert to fraction form
    51,235.06/70,709.46 = 38,291.86/x
  3. Step 3: Cross multiply
    51,235.06x = 70,709.46 × 38,291.86
  4. Step 4: Simplify right side
    51,235.06x = 2,707,596,743.00
  5. Step 5: Solve for x
    x = 2,707,596,743.00/51,235.06
  6. Step 6: Final answer
    x = 52,846.56

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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.