Home / 221,559.40-332,339.10-133,085.80

Finding the Fourth Proportional to 221,559.40, 332,339.10 and 133,085.80

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Solution

The fourth proportional to 221,559.40, 332,339.10 and 133,085.80 is: 199,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,559.40 : 332,339.10 = 133,085.80 : x
  2. Step 2: Convert to fraction form
    221,559.40/332,339.10 = 133,085.80/x
  3. Step 3: Cross multiply
    221,559.40x = 332,339.10 × 133,085.80
  4. Step 4: Simplify right side
    221,559.40x = 44,229,614,994.78
  5. Step 5: Solve for x
    x = 44,229,614,994.78/221,559.40
  6. Step 6: Final answer
    x = 199,628.70

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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.