Home / 216,276.75-298,441.40-125,630.24

Finding the Fourth Proportional to 216,276.75, 298,441.40 and 125,630.24

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Solution

The fourth proportional to 216,276.75, 298,441.40 and 125,630.24 is: 173,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,276.75 : 298,441.40 = 125,630.24 : x
  2. Step 2: Convert to fraction form
    216,276.75/298,441.40 = 125,630.24/x
  3. Step 3: Cross multiply
    216,276.75x = 298,441.40 × 125,630.24
  4. Step 4: Simplify right side
    216,276.75x = 37,493,262,587.58
  5. Step 5: Solve for x
    x = 37,493,262,587.58/216,276.75
  6. Step 6: Final answer
    x = 173,357.80

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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.