Home / 219,712.52-303,200.10-124,216.04

Finding the Fourth Proportional to 219,712.52, 303,200.10 and 124,216.04

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Solution

The fourth proportional to 219,712.52, 303,200.10 and 124,216.04 is: 171,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,712.52 : 303,200.10 = 124,216.04 : x
  2. Step 2: Convert to fraction form
    219,712.52/303,200.10 = 124,216.04/x
  3. Step 3: Cross multiply
    219,712.52x = 303,200.10 × 124,216.04
  4. Step 4: Simplify right side
    219,712.52x = 37,662,315,749.60
  5. Step 5: Solve for x
    x = 37,662,315,749.60/219,712.52
  6. Step 6: Final answer
    x = 171,416.34

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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.