Home / 215,469.24-297,344.77-118,671.25

Finding the Fourth Proportional to 215,469.24, 297,344.77 and 118,671.25

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Solution

The fourth proportional to 215,469.24, 297,344.77 and 118,671.25 is: 163,764.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,469.24 : 297,344.77 = 118,671.25 : x
  2. Step 2: Convert to fraction form
    215,469.24/297,344.77 = 118,671.25/x
  3. Step 3: Cross multiply
    215,469.24x = 297,344.77 × 118,671.25
  4. Step 4: Simplify right side
    215,469.24x = 35,286,276,558.15
  5. Step 5: Solve for x
    x = 35,286,276,558.15/215,469.24
  6. Step 6: Final answer
    x = 163,764.80

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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.