Home / 92,797.72-139,182.18-30,467.80

Finding the Fourth Proportional to 92,797.72, 139,182.18 and 30,467.80

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Solution

The fourth proportional to 92,797.72, 139,182.18 and 30,467.80 is: 45,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,797.72 : 139,182.18 = 30,467.80 : x
  2. Step 2: Convert to fraction form
    92,797.72/139,182.18 = 30,467.80/x
  3. Step 3: Cross multiply
    92,797.72x = 139,182.18 × 30,467.80
  4. Step 4: Simplify right side
    92,797.72x = 4,240,574,823.80
  5. Step 5: Solve for x
    x = 4,240,574,823.80/92,797.72
  6. Step 6: Final answer
    x = 45,696.97

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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.