Home / 220,039.92-330,012.90-62,269.74

Finding the Fourth Proportional to 220,039.92, 330,012.90 and 62,269.74

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Solution

The fourth proportional to 220,039.92, 330,012.90 and 62,269.74 is: 93,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,039.92 : 330,012.90 = 62,269.74 : x
  2. Step 2: Convert to fraction form
    220,039.92/330,012.90 = 62,269.74/x
  3. Step 3: Cross multiply
    220,039.92x = 330,012.90 × 62,269.74
  4. Step 4: Simplify right side
    220,039.92x = 20,549,817,479.65
  5. Step 5: Solve for x
    x = 20,549,817,479.65/220,039.92
  6. Step 6: Final answer
    x = 93,391.31

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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.