Home / 72,467.32-100,013.23-48,266.94

Finding the Fourth Proportional to 72,467.32, 100,013.23 and 48,266.94

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Solution

The fourth proportional to 72,467.32, 100,013.23 and 48,266.94 is: 66,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,467.32 : 100,013.23 = 48,266.94 : x
  2. Step 2: Convert to fraction form
    72,467.32/100,013.23 = 48,266.94/x
  3. Step 3: Cross multiply
    72,467.32x = 100,013.23 × 48,266.94
  4. Step 4: Simplify right side
    72,467.32x = 4,827,332,571.62
  5. Step 5: Solve for x
    x = 4,827,332,571.62/72,467.32
  6. Step 6: Final answer
    x = 66,613.92

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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.