Home / 114,453.12-171,653.44-31,353.60

Finding the Fourth Proportional to 114,453.12, 171,653.44 and 31,353.60

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Solution

The fourth proportional to 114,453.12, 171,653.44 and 31,353.60 is: 47,023.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,453.12 : 171,653.44 = 31,353.60 : x
  2. Step 2: Convert to fraction form
    114,453.12/171,653.44 = 31,353.60/x
  3. Step 3: Cross multiply
    114,453.12x = 171,653.44 × 31,353.60
  4. Step 4: Simplify right side
    114,453.12x = 5,381,953,296.38
  5. Step 5: Solve for x
    x = 5,381,953,296.38/114,453.12
  6. Step 6: Final answer
    x = 47,023.21

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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.