Home / 213,049.60-319,550.80-76,267.24

Finding the Fourth Proportional to 213,049.60, 319,550.80 and 76,267.24

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Solution

The fourth proportional to 213,049.60, 319,550.80 and 76,267.24 is: 114,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,049.60 : 319,550.80 = 76,267.24 : x
  2. Step 2: Convert to fraction form
    213,049.60/319,550.80 = 76,267.24/x
  3. Step 3: Cross multiply
    213,049.60x = 319,550.80 × 76,267.24
  4. Step 4: Simplify right side
    213,049.60x = 24,371,257,555.79
  5. Step 5: Solve for x
    x = 24,371,257,555.79/213,049.60
  6. Step 6: Final answer
    x = 114,392.41

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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.