Home / 219,708.52-303,213.30-124,216.12

Finding the Fourth Proportional to 219,708.52, 303,213.30 and 124,216.12

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Solution

The fourth proportional to 219,708.52, 303,213.30 and 124,216.12 is: 171,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,708.52 : 303,213.30 = 124,216.12 : x
  2. Step 2: Convert to fraction form
    219,708.52/303,213.30 = 124,216.12/x
  3. Step 3: Cross multiply
    219,708.52x = 303,213.30 × 124,216.12
  4. Step 4: Simplify right side
    219,708.52x = 37,663,979,658.40
  5. Step 5: Solve for x
    x = 37,663,979,658.40/219,708.52
  6. Step 6: Final answer
    x = 171,427.03

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1.5x scale

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.