Home / 114,213.20-171,330.60-31,107.20

Finding the Fourth Proportional to 114,213.20, 171,330.60 and 31,107.20

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Solution

The fourth proportional to 114,213.20, 171,330.60 and 31,107.20 is: 46,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,213.20 : 171,330.60 = 31,107.20 : x
  2. Step 2: Convert to fraction form
    114,213.20/171,330.60 = 31,107.20/x
  3. Step 3: Cross multiply
    114,213.20x = 171,330.60 × 31,107.20
  4. Step 4: Simplify right side
    114,213.20x = 5,329,615,240.32
  5. Step 5: Solve for x
    x = 5,329,615,240.32/114,213.20
  6. Step 6: Final answer
    x = 46,663.74

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1.5x scale

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.